diff --git a/core/src/fpdfapi/fpdf_parser/cfdf_document.cpp b/core/src/fpdfapi/fpdf_parser/cfdf_document.cpp
index c2a6e33..2d1a04f 100644
--- a/core/src/fpdfapi/fpdf_parser/cfdf_document.cpp
+++ b/core/src/fpdfapi/fpdf_parser/cfdf_document.cpp
@@ -6,6 +6,7 @@
 
 #include "core/include/fpdfapi/cfdf_document.h"
 
+#include "core/include/fpdfapi/cpdf_dictionary.h"
 #include "core/include/fpdfapi/fpdf_serial.h"
 #include "core/src/fpdfapi/fpdf_parser/cpdf_syntax_parser.h"
 
diff --git a/core/src/fpdfapi/fpdf_parser/cpdf_array.cpp b/core/src/fpdfapi/fpdf_parser/cpdf_array.cpp
new file mode 100644
index 0000000..3b21a45
--- /dev/null
+++ b/core/src/fpdfapi/fpdf_parser/cpdf_array.cpp
@@ -0,0 +1,207 @@
+// Copyright 2016 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#include "core/include/fpdfapi/cpdf_array.h"
+
+#include "core/include/fpdfapi/cpdf_name.h"
+#include "core/include/fpdfapi/cpdf_number.h"
+#include "core/include/fpdfapi/cpdf_reference.h"
+#include "core/include/fpdfapi/cpdf_stream.h"
+#include "core/include/fpdfapi/cpdf_string.h"
+
+CPDF_Array::CPDF_Array() {}
+
+CPDF_Array::~CPDF_Array() {
+  int size = m_Objects.GetSize();
+  CPDF_Object** pList = m_Objects.GetData();
+  for (int i = 0; i < size; i++) {
+    if (pList[i])
+      pList[i]->Release();
+  }
+}
+
+CPDF_Object::Type CPDF_Array::GetType() const {
+  return ARRAY;
+}
+
+CPDF_Array* CPDF_Array::GetArray() const {
+  // The method should be made non-const if we want to not be const.
+  // See bug #234.
+  return const_cast<CPDF_Array*>(this);
+}
+
+bool CPDF_Array::IsArray() const {
+  return true;
+}
+
+CPDF_Array* CPDF_Array::AsArray() {
+  return this;
+}
+
+const CPDF_Array* CPDF_Array::AsArray() const {
+  return this;
+}
+
+CPDF_Object* CPDF_Array::Clone(FX_BOOL bDirect) const {
+  CPDF_Array* pCopy = new CPDF_Array();
+  for (int i = 0; i < GetCount(); i++) {
+    CPDF_Object* value = m_Objects.GetAt(i);
+    pCopy->m_Objects.Add(value->Clone(bDirect));
+  }
+  return pCopy;
+}
+
+CFX_FloatRect CPDF_Array::GetRect() {
+  CFX_FloatRect rect;
+  if (!IsArray() || m_Objects.GetSize() != 4)
+    return rect;
+
+  rect.left = GetNumberAt(0);
+  rect.bottom = GetNumberAt(1);
+  rect.right = GetNumberAt(2);
+  rect.top = GetNumberAt(3);
+  return rect;
+}
+
+CFX_Matrix CPDF_Array::GetMatrix() {
+  CFX_Matrix matrix;
+  if (!IsArray() || m_Objects.GetSize() != 6)
+    return matrix;
+
+  matrix.Set(GetNumberAt(0), GetNumberAt(1), GetNumberAt(2), GetNumberAt(3),
+             GetNumberAt(4), GetNumberAt(5));
+  return matrix;
+}
+
+CPDF_Object* CPDF_Array::GetElement(FX_DWORD i) const {
+  if (i >= (FX_DWORD)m_Objects.GetSize())
+    return nullptr;
+  return m_Objects.GetAt(i);
+}
+
+CPDF_Object* CPDF_Array::GetElementValue(FX_DWORD i) const {
+  if (i >= (FX_DWORD)m_Objects.GetSize())
+    return nullptr;
+  return m_Objects.GetAt(i)->GetDirect();
+}
+
+CFX_ByteString CPDF_Array::GetStringAt(FX_DWORD i) const {
+  if (i >= (FX_DWORD)m_Objects.GetSize())
+    return CFX_ByteString();
+  return m_Objects.GetAt(i)->GetString();
+}
+
+CFX_ByteStringC CPDF_Array::GetConstStringAt(FX_DWORD i) const {
+  if (i >= (FX_DWORD)m_Objects.GetSize())
+    return CFX_ByteStringC();
+  return m_Objects.GetAt(i)->GetConstString();
+}
+
+int CPDF_Array::GetIntegerAt(FX_DWORD i) const {
+  if (i >= (FX_DWORD)m_Objects.GetSize())
+    return 0;
+  return m_Objects.GetAt(i)->GetInteger();
+}
+
+FX_FLOAT CPDF_Array::GetNumberAt(FX_DWORD i) const {
+  if (i >= (FX_DWORD)m_Objects.GetSize())
+    return 0;
+  return m_Objects.GetAt(i)->GetNumber();
+}
+
+CPDF_Dictionary* CPDF_Array::GetDictAt(FX_DWORD i) const {
+  CPDF_Object* p = GetElementValue(i);
+  if (!p)
+    return NULL;
+  if (CPDF_Dictionary* pDict = p->AsDictionary())
+    return pDict;
+  if (CPDF_Stream* pStream = p->AsStream())
+    return pStream->GetDict();
+  return NULL;
+}
+
+CPDF_Stream* CPDF_Array::GetStreamAt(FX_DWORD i) const {
+  return ToStream(GetElementValue(i));
+}
+
+CPDF_Array* CPDF_Array::GetArrayAt(FX_DWORD i) const {
+  return ToArray(GetElementValue(i));
+}
+
+void CPDF_Array::RemoveAt(FX_DWORD i, int nCount) {
+  if (i >= (FX_DWORD)m_Objects.GetSize())
+    return;
+
+  if (nCount <= 0 || nCount > m_Objects.GetSize() - i)
+    return;
+
+  for (int j = 0; j < nCount; ++j) {
+    if (CPDF_Object* p = m_Objects.GetAt(i + j))
+      p->Release();
+  }
+  m_Objects.RemoveAt(i, nCount);
+}
+
+void CPDF_Array::SetAt(FX_DWORD i,
+                       CPDF_Object* pObj,
+                       CPDF_IndirectObjectHolder* pObjs) {
+  ASSERT(IsArray());
+  ASSERT(i < (FX_DWORD)m_Objects.GetSize());
+  if (i >= (FX_DWORD)m_Objects.GetSize())
+    return;
+  if (CPDF_Object* pOld = m_Objects.GetAt(i))
+    pOld->Release();
+  if (pObj->GetObjNum()) {
+    ASSERT(pObjs);
+    pObj = new CPDF_Reference(pObjs, pObj->GetObjNum());
+  }
+  m_Objects.SetAt(i, pObj);
+}
+
+void CPDF_Array::InsertAt(FX_DWORD index,
+                          CPDF_Object* pObj,
+                          CPDF_IndirectObjectHolder* pObjs) {
+  if (pObj->GetObjNum()) {
+    ASSERT(pObjs);
+    pObj = new CPDF_Reference(pObjs, pObj->GetObjNum());
+  }
+  m_Objects.InsertAt(index, pObj);
+}
+
+void CPDF_Array::Add(CPDF_Object* pObj, CPDF_IndirectObjectHolder* pObjs) {
+  if (pObj->GetObjNum()) {
+    ASSERT(pObjs);
+    pObj = new CPDF_Reference(pObjs, pObj->GetObjNum());
+  }
+  m_Objects.Add(pObj);
+}
+
+void CPDF_Array::AddName(const CFX_ByteString& str) {
+  ASSERT(IsArray());
+  Add(new CPDF_Name(str));
+}
+
+void CPDF_Array::AddString(const CFX_ByteString& str) {
+  ASSERT(IsArray());
+  Add(new CPDF_String(str, FALSE));
+}
+
+void CPDF_Array::AddInteger(int i) {
+  ASSERT(IsArray());
+  Add(new CPDF_Number(i));
+}
+
+void CPDF_Array::AddNumber(FX_FLOAT f) {
+  ASSERT(IsArray());
+  CPDF_Number* pNumber = new CPDF_Number(f);
+  Add(pNumber);
+}
+
+void CPDF_Array::AddReference(CPDF_IndirectObjectHolder* pDoc,
+                              FX_DWORD objnum) {
+  ASSERT(IsArray());
+  Add(new CPDF_Reference(pDoc, objnum));
+}
diff --git a/core/src/fpdfapi/fpdf_parser/cpdf_boolean.cpp b/core/src/fpdfapi/fpdf_parser/cpdf_boolean.cpp
new file mode 100644
index 0000000..75f2203
--- /dev/null
+++ b/core/src/fpdfapi/fpdf_parser/cpdf_boolean.cpp
@@ -0,0 +1,45 @@
+// Copyright 2016 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#include "core/include/fpdfapi/cpdf_boolean.h"
+
+CPDF_Boolean::CPDF_Boolean() : m_bValue(false) {}
+
+CPDF_Boolean::CPDF_Boolean(FX_BOOL value) : m_bValue(value) {}
+
+CPDF_Boolean::~CPDF_Boolean() {}
+
+CPDF_Object::Type CPDF_Boolean::GetType() const {
+  return BOOLEAN;
+}
+
+CPDF_Object* CPDF_Boolean::Clone(FX_BOOL bDirect) const {
+  return new CPDF_Boolean(m_bValue);
+}
+
+CFX_ByteString CPDF_Boolean::GetString() const {
+  return m_bValue ? "true" : "false";
+}
+
+int CPDF_Boolean::GetInteger() const {
+  return m_bValue;
+}
+
+void CPDF_Boolean::SetString(const CFX_ByteString& str) {
+  m_bValue = (str == "true");
+}
+
+bool CPDF_Boolean::IsBoolean() const {
+  return true;
+}
+
+CPDF_Boolean* CPDF_Boolean::AsBoolean() {
+  return this;
+}
+
+const CPDF_Boolean* CPDF_Boolean::AsBoolean() const {
+  return this;
+}
diff --git a/core/src/fpdfapi/fpdf_parser/cpdf_data_avail.cpp b/core/src/fpdfapi/fpdf_parser/cpdf_data_avail.cpp
index 19905f8..5ab15a3 100644
--- a/core/src/fpdfapi/fpdf_parser/cpdf_data_avail.cpp
+++ b/core/src/fpdfapi/fpdf_parser/cpdf_data_avail.cpp
@@ -4,8 +4,13 @@
 
 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
 
+#include "core/include/fpdfapi/cpdf_array.h"
+#include "core/include/fpdfapi/cpdf_dictionary.h"
 #include "core/include/fpdfapi/cpdf_document.h"
-#include "core/include/fpdfapi/fpdf_objects.h"
+#include "core/include/fpdfapi/cpdf_name.h"
+#include "core/include/fpdfapi/cpdf_number.h"
+#include "core/include/fpdfapi/cpdf_reference.h"
+#include "core/include/fpdfapi/cpdf_stream.h"
 #include "core/include/fxcrt/fx_ext.h"
 #include "core/include/fxcrt/fx_safe_types.h"
 #include "core/src/fpdfapi/fpdf_parser/cpdf_data_avail.h"
diff --git a/core/src/fpdfapi/fpdf_parser/cpdf_dictionary.cpp b/core/src/fpdfapi/fpdf_parser/cpdf_dictionary.cpp
new file mode 100644
index 0000000..864cd59
--- /dev/null
+++ b/core/src/fpdfapi/fpdf_parser/cpdf_dictionary.cpp
@@ -0,0 +1,271 @@
+// Copyright 2016 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#include "core/include/fpdfapi/cpdf_dictionary.h"
+
+#include "core/include/fpdfapi/cpdf_array.h"
+#include "core/include/fpdfapi/cpdf_boolean.h"
+#include "core/include/fpdfapi/cpdf_name.h"
+#include "core/include/fpdfapi/cpdf_number.h"
+#include "core/include/fpdfapi/cpdf_reference.h"
+#include "core/include/fpdfapi/cpdf_stream.h"
+#include "core/include/fpdfapi/cpdf_string.h"
+#include "third_party/base/stl_util.h"
+
+CPDF_Dictionary::CPDF_Dictionary() {}
+
+CPDF_Dictionary::~CPDF_Dictionary() {
+  for (const auto& it : m_Map)
+    it.second->Release();
+}
+
+CPDF_Object::Type CPDF_Dictionary::GetType() const {
+  return DICTIONARY;
+}
+
+CPDF_Dictionary* CPDF_Dictionary::GetDict() const {
+  // The method should be made non-const if we want to not be const.
+  // See bug #234.
+  return const_cast<CPDF_Dictionary*>(this);
+}
+
+bool CPDF_Dictionary::IsDictionary() const {
+  return true;
+}
+
+CPDF_Dictionary* CPDF_Dictionary::AsDictionary() {
+  return this;
+}
+
+const CPDF_Dictionary* CPDF_Dictionary::AsDictionary() const {
+  return this;
+}
+
+CPDF_Object* CPDF_Dictionary::Clone(FX_BOOL bDirect) const {
+  CPDF_Dictionary* pCopy = new CPDF_Dictionary();
+  for (const auto& it : *this)
+    pCopy->m_Map.insert(std::make_pair(it.first, it.second->Clone(bDirect)));
+  return pCopy;
+}
+
+CPDF_Object* CPDF_Dictionary::GetElement(const CFX_ByteStringC& key) const {
+  auto it = m_Map.find(key);
+  if (it == m_Map.end())
+    return nullptr;
+  return it->second;
+}
+CPDF_Object* CPDF_Dictionary::GetElementValue(
+    const CFX_ByteStringC& key) const {
+  CPDF_Object* p = GetElement(key);
+  return p ? p->GetDirect() : nullptr;
+}
+
+CFX_ByteString CPDF_Dictionary::GetStringBy(const CFX_ByteStringC& key) const {
+  CPDF_Object* p = GetElement(key);
+  return p ? p->GetString() : CFX_ByteString();
+}
+
+CFX_ByteStringC CPDF_Dictionary::GetConstStringBy(
+    const CFX_ByteStringC& key) const {
+  CPDF_Object* p = GetElement(key);
+  return p ? p->GetConstString() : CFX_ByteStringC();
+}
+
+CFX_WideString CPDF_Dictionary::GetUnicodeTextBy(
+    const CFX_ByteStringC& key) const {
+  CPDF_Object* p = GetElement(key);
+  if (CPDF_Reference* pRef = ToReference(p))
+    p = pRef->GetDirect();
+  return p ? p->GetUnicodeText() : CFX_WideString();
+}
+
+CFX_ByteString CPDF_Dictionary::GetStringBy(const CFX_ByteStringC& key,
+                                            const CFX_ByteStringC& def) const {
+  CPDF_Object* p = GetElement(key);
+  return p ? p->GetString() : CFX_ByteString(def);
+}
+
+CFX_ByteStringC CPDF_Dictionary::GetConstStringBy(
+    const CFX_ByteStringC& key,
+    const CFX_ByteStringC& def) const {
+  CPDF_Object* p = GetElement(key);
+  return p ? p->GetConstString() : CFX_ByteStringC(def);
+}
+
+int CPDF_Dictionary::GetIntegerBy(const CFX_ByteStringC& key) const {
+  CPDF_Object* p = GetElement(key);
+  return p ? p->GetInteger() : 0;
+}
+
+int CPDF_Dictionary::GetIntegerBy(const CFX_ByteStringC& key, int def) const {
+  CPDF_Object* p = GetElement(key);
+  return p ? p->GetInteger() : def;
+}
+
+FX_FLOAT CPDF_Dictionary::GetNumberBy(const CFX_ByteStringC& key) const {
+  CPDF_Object* p = GetElement(key);
+  return p ? p->GetNumber() : 0;
+}
+
+FX_BOOL CPDF_Dictionary::GetBooleanBy(const CFX_ByteStringC& key,
+                                      FX_BOOL bDefault) const {
+  CPDF_Object* p = GetElement(key);
+  return ToBoolean(p) ? p->GetInteger() : bDefault;
+}
+
+CPDF_Dictionary* CPDF_Dictionary::GetDictBy(const CFX_ByteStringC& key) const {
+  CPDF_Object* p = GetElementValue(key);
+  if (!p)
+    return nullptr;
+  if (CPDF_Dictionary* pDict = p->AsDictionary())
+    return pDict;
+  if (CPDF_Stream* pStream = p->AsStream())
+    return pStream->GetDict();
+  return nullptr;
+}
+
+CPDF_Array* CPDF_Dictionary::GetArrayBy(const CFX_ByteStringC& key) const {
+  return ToArray(GetElementValue(key));
+}
+
+CPDF_Stream* CPDF_Dictionary::GetStreamBy(const CFX_ByteStringC& key) const {
+  return ToStream(GetElementValue(key));
+}
+
+CFX_FloatRect CPDF_Dictionary::GetRectBy(const CFX_ByteStringC& key) const {
+  CFX_FloatRect rect;
+  CPDF_Array* pArray = GetArrayBy(key);
+  if (pArray)
+    rect = pArray->GetRect();
+  return rect;
+}
+
+CFX_Matrix CPDF_Dictionary::GetMatrixBy(const CFX_ByteStringC& key) const {
+  CFX_Matrix matrix;
+  CPDF_Array* pArray = GetArrayBy(key);
+  if (pArray)
+    matrix = pArray->GetMatrix();
+  return matrix;
+}
+
+FX_BOOL CPDF_Dictionary::KeyExist(const CFX_ByteStringC& key) const {
+  return pdfium::ContainsKey(m_Map, key);
+}
+
+bool CPDF_Dictionary::IsSignatureDict() const {
+  CPDF_Object* pType = GetElementValue("Type");
+  if (!pType)
+    pType = GetElementValue("FT");
+  return pType && pType->GetString() == "Sig";
+}
+
+void CPDF_Dictionary::SetAt(const CFX_ByteStringC& key, CPDF_Object* pObj) {
+  ASSERT(IsDictionary());
+  // Avoid 2 constructions of CFX_ByteString.
+  CFX_ByteString key_bytestring = key;
+  auto it = m_Map.find(key_bytestring);
+  if (it == m_Map.end()) {
+    if (pObj)
+      m_Map.insert(std::make_pair(key_bytestring, pObj));
+    return;
+  }
+
+  if (it->second == pObj)
+    return;
+  it->second->Release();
+
+  if (pObj)
+    it->second = pObj;
+  else
+    m_Map.erase(it);
+}
+
+void CPDF_Dictionary::RemoveAt(const CFX_ByteStringC& key) {
+  auto it = m_Map.find(key);
+  if (it == m_Map.end())
+    return;
+
+  it->second->Release();
+  m_Map.erase(it);
+}
+
+void CPDF_Dictionary::ReplaceKey(const CFX_ByteStringC& oldkey,
+                                 const CFX_ByteStringC& newkey) {
+  auto old_it = m_Map.find(oldkey);
+  if (old_it == m_Map.end())
+    return;
+
+  // Avoid 2 constructions of CFX_ByteString.
+  CFX_ByteString newkey_bytestring = newkey;
+  auto new_it = m_Map.find(newkey_bytestring);
+  if (new_it == old_it)
+    return;
+
+  if (new_it != m_Map.end()) {
+    new_it->second->Release();
+    new_it->second = old_it->second;
+  } else {
+    m_Map.insert(std::make_pair(newkey_bytestring, old_it->second));
+  }
+  m_Map.erase(old_it);
+}
+
+void CPDF_Dictionary::SetAtInteger(const CFX_ByteStringC& key, int i) {
+  SetAt(key, new CPDF_Number(i));
+}
+
+void CPDF_Dictionary::SetAtName(const CFX_ByteStringC& key,
+                                const CFX_ByteString& name) {
+  SetAt(key, new CPDF_Name(name));
+}
+
+void CPDF_Dictionary::SetAtString(const CFX_ByteStringC& key,
+                                  const CFX_ByteString& str) {
+  SetAt(key, new CPDF_String(str, FALSE));
+}
+
+void CPDF_Dictionary::SetAtReference(const CFX_ByteStringC& key,
+                                     CPDF_IndirectObjectHolder* pDoc,
+                                     FX_DWORD objnum) {
+  SetAt(key, new CPDF_Reference(pDoc, objnum));
+}
+
+void CPDF_Dictionary::AddReference(const CFX_ByteStringC& key,
+                                   CPDF_IndirectObjectHolder* pDoc,
+                                   FX_DWORD objnum) {
+  SetAt(key, new CPDF_Reference(pDoc, objnum));
+}
+
+void CPDF_Dictionary::SetAtNumber(const CFX_ByteStringC& key, FX_FLOAT f) {
+  CPDF_Number* pNumber = new CPDF_Number(f);
+  SetAt(key, pNumber);
+}
+
+void CPDF_Dictionary::SetAtBoolean(const CFX_ByteStringC& key, FX_BOOL bValue) {
+  SetAt(key, new CPDF_Boolean(bValue));
+}
+
+void CPDF_Dictionary::SetAtRect(const CFX_ByteStringC& key,
+                                const CFX_FloatRect& rect) {
+  CPDF_Array* pArray = new CPDF_Array;
+  pArray->AddNumber(rect.left);
+  pArray->AddNumber(rect.bottom);
+  pArray->AddNumber(rect.right);
+  pArray->AddNumber(rect.top);
+  SetAt(key, pArray);
+}
+
+void CPDF_Dictionary::SetAtMatrix(const CFX_ByteStringC& key,
+                                  const CFX_Matrix& matrix) {
+  CPDF_Array* pArray = new CPDF_Array;
+  pArray->AddNumber(matrix.a);
+  pArray->AddNumber(matrix.b);
+  pArray->AddNumber(matrix.c);
+  pArray->AddNumber(matrix.d);
+  pArray->AddNumber(matrix.e);
+  pArray->AddNumber(matrix.f);
+  SetAt(key, pArray);
+}
diff --git a/core/src/fpdfapi/fpdf_parser/cpdf_document.cpp b/core/src/fpdfapi/fpdf_parser/cpdf_document.cpp
index 394b173..b578941 100644
--- a/core/src/fpdfapi/fpdf_parser/cpdf_document.cpp
+++ b/core/src/fpdfapi/fpdf_parser/cpdf_document.cpp
@@ -8,7 +8,10 @@
 
 #include <set>
 
+#include "core/include/fpdfapi/cpdf_array.h"
+#include "core/include/fpdfapi/cpdf_dictionary.h"
 #include "core/include/fpdfapi/cpdf_parser.h"
+#include "core/include/fpdfapi/cpdf_reference.h"
 #include "core/include/fpdfapi/fpdf_module.h"
 #include "core/include/fxge/fx_font.h"
 #include "core/src/fpdfapi/fpdf_render/render_int.h"
diff --git a/core/src/fpdfapi/fpdf_parser/cpdf_hint_tables.cpp b/core/src/fpdfapi/fpdf_parser/cpdf_hint_tables.cpp
index 09148ba..6256f4c 100644
--- a/core/src/fpdfapi/fpdf_parser/cpdf_hint_tables.cpp
+++ b/core/src/fpdfapi/fpdf_parser/cpdf_hint_tables.cpp
@@ -7,7 +7,9 @@
 #include "core/src/fpdfapi/fpdf_parser/cpdf_hint_tables.h"
 
 #include "core/include/fxcrt/fx_safe_types.h"
-#include "core/include/fpdfapi/fpdf_objects.h"
+#include "core/include/fpdfapi/cpdf_array.h"
+#include "core/include/fpdfapi/cpdf_dictionary.h"
+#include "core/include/fpdfapi/cpdf_stream.h"
 #include "core/src/fpdfapi/fpdf_parser/cpdf_data_avail.h"
 
 namespace {
diff --git a/core/src/fpdfapi/fpdf_parser/cpdf_indirect_object_holder.cpp b/core/src/fpdfapi/fpdf_parser/cpdf_indirect_object_holder.cpp
new file mode 100644
index 0000000..b1606f9
--- /dev/null
+++ b/core/src/fpdfapi/fpdf_parser/cpdf_indirect_object_holder.cpp
@@ -0,0 +1,80 @@
+// Copyright 2016 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#include "core/include/fpdfapi/cpdf_indirect_object_holder.h"
+#include "core/include/fpdfapi/cpdf_object.h"
+#include "core/include/fpdfapi/cpdf_parser.h"
+
+CPDF_IndirectObjectHolder::CPDF_IndirectObjectHolder(CPDF_Parser* pParser)
+    : m_pParser(pParser), m_LastObjNum(0) {
+  if (pParser)
+    m_LastObjNum = m_pParser->GetLastObjNum();
+}
+
+CPDF_IndirectObjectHolder::~CPDF_IndirectObjectHolder() {
+  for (const auto& pair : m_IndirectObjs)
+    pair.second->Destroy();
+}
+
+CPDF_Object* CPDF_IndirectObjectHolder::GetIndirectObject(FX_DWORD objnum) {
+  if (objnum == 0)
+    return nullptr;
+
+  auto it = m_IndirectObjs.find(objnum);
+  if (it != m_IndirectObjs.end())
+    return it->second->GetObjNum() != -1 ? it->second : nullptr;
+
+  if (!m_pParser)
+    return nullptr;
+
+  CPDF_Object* pObj = m_pParser->ParseIndirectObject(this, objnum);
+  if (!pObj)
+    return nullptr;
+
+  pObj->m_ObjNum = objnum;
+  m_LastObjNum = std::max(m_LastObjNum, objnum);
+  if (m_IndirectObjs[objnum])
+    m_IndirectObjs[objnum]->Destroy();
+
+  m_IndirectObjs[objnum] = pObj;
+  return pObj;
+}
+
+FX_DWORD CPDF_IndirectObjectHolder::AddIndirectObject(CPDF_Object* pObj) {
+  if (pObj->m_ObjNum)
+    return pObj->m_ObjNum;
+
+  m_LastObjNum++;
+  m_IndirectObjs[m_LastObjNum] = pObj;
+  pObj->m_ObjNum = m_LastObjNum;
+  return m_LastObjNum;
+}
+
+void CPDF_IndirectObjectHolder::ReleaseIndirectObject(FX_DWORD objnum) {
+  auto it = m_IndirectObjs.find(objnum);
+  if (it == m_IndirectObjs.end() || it->second->GetObjNum() == -1)
+    return;
+  it->second->Destroy();
+  m_IndirectObjs.erase(it);
+}
+
+FX_BOOL CPDF_IndirectObjectHolder::InsertIndirectObject(FX_DWORD objnum,
+                                                        CPDF_Object* pObj) {
+  if (!objnum || !pObj)
+    return FALSE;
+  auto it = m_IndirectObjs.find(objnum);
+  if (it != m_IndirectObjs.end()) {
+    if (pObj->GetGenNum() <= it->second->GetGenNum()) {
+      pObj->Destroy();
+      return FALSE;
+    }
+    it->second->Destroy();
+  }
+  pObj->m_ObjNum = objnum;
+  m_IndirectObjs[objnum] = pObj;
+  m_LastObjNum = std::max(m_LastObjNum, objnum);
+  return TRUE;
+}
diff --git a/core/src/fpdfapi/fpdf_parser/cpdf_name.cpp b/core/src/fpdfapi/fpdf_parser/cpdf_name.cpp
new file mode 100644
index 0000000..03d523d
--- /dev/null
+++ b/core/src/fpdfapi/fpdf_parser/cpdf_name.cpp
@@ -0,0 +1,53 @@
+// Copyright 2016 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#include "core/include/fpdfapi/cpdf_name.h"
+
+#include "core/include/fpdfapi/fpdf_parser_decode.h"
+
+CPDF_Name::CPDF_Name(const CFX_ByteString& str) : m_Name(str) {}
+
+CPDF_Name::CPDF_Name(const CFX_ByteStringC& str) : m_Name(str) {}
+
+CPDF_Name::CPDF_Name(const FX_CHAR* str) : m_Name(str) {}
+
+CPDF_Name::~CPDF_Name() {}
+
+CPDF_Object::Type CPDF_Name::GetType() const {
+  return NAME;
+}
+
+CPDF_Object* CPDF_Name::Clone(FX_BOOL bDirect) const {
+  return new CPDF_Name(m_Name);
+}
+
+CFX_ByteString CPDF_Name::GetString() const {
+  return m_Name;
+}
+
+CFX_ByteStringC CPDF_Name::GetConstString() const {
+  return CFX_ByteStringC(m_Name);
+}
+
+void CPDF_Name::SetString(const CFX_ByteString& str) {
+  m_Name = str;
+}
+
+bool CPDF_Name::IsName() const {
+  return true;
+}
+
+CPDF_Name* CPDF_Name::AsName() {
+  return this;
+}
+
+const CPDF_Name* CPDF_Name::AsName() const {
+  return this;
+}
+
+CFX_WideString CPDF_Name::GetUnicodeText() const {
+  return PDF_DecodeText(m_Name);
+}
diff --git a/core/src/fpdfapi/fpdf_parser/cpdf_null.cpp b/core/src/fpdfapi/fpdf_parser/cpdf_null.cpp
new file mode 100644
index 0000000..c18449d
--- /dev/null
+++ b/core/src/fpdfapi/fpdf_parser/cpdf_null.cpp
@@ -0,0 +1,17 @@
+// Copyright 2016 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#include "core/include/fpdfapi/cpdf_null.h"
+
+CPDF_Null::CPDF_Null() {}
+
+CPDF_Object::Type CPDF_Null::GetType() const {
+  return NULLOBJ;
+}
+
+CPDF_Object* CPDF_Null::Clone(FX_BOOL bDirect) const {
+  return new CPDF_Null;
+}
diff --git a/core/src/fpdfapi/fpdf_parser/cpdf_number.cpp b/core/src/fpdfapi/fpdf_parser/cpdf_number.cpp
new file mode 100644
index 0000000..ddc7aa1
--- /dev/null
+++ b/core/src/fpdfapi/fpdf_parser/cpdf_number.cpp
@@ -0,0 +1,56 @@
+// Copyright 2016 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#include "core/include/fpdfapi/cpdf_number.h"
+
+CPDF_Number::CPDF_Number() : m_bInteger(TRUE), m_Integer(0) {}
+
+CPDF_Number::CPDF_Number(int value) : m_bInteger(TRUE), m_Integer(value) {}
+
+CPDF_Number::CPDF_Number(FX_FLOAT value) : m_bInteger(FALSE), m_Float(value) {}
+
+CPDF_Number::CPDF_Number(const CFX_ByteStringC& str) {
+  FX_atonum(str, m_bInteger, &m_Integer);
+}
+
+CPDF_Number::~CPDF_Number() {}
+
+CPDF_Object::Type CPDF_Number::GetType() const {
+  return NUMBER;
+}
+
+CPDF_Object* CPDF_Number::Clone(FX_BOOL bDirect) const {
+  return m_bInteger ? new CPDF_Number(m_Integer) : new CPDF_Number(m_Float);
+}
+
+FX_FLOAT CPDF_Number::GetNumber() const {
+  return m_bInteger ? static_cast<FX_FLOAT>(m_Integer) : m_Float;
+}
+
+int CPDF_Number::GetInteger() const {
+  return m_bInteger ? m_Integer : static_cast<int>(m_Float);
+}
+
+bool CPDF_Number::IsNumber() const {
+  return true;
+}
+
+CPDF_Number* CPDF_Number::AsNumber() {
+  return this;
+}
+
+const CPDF_Number* CPDF_Number::AsNumber() const {
+  return this;
+}
+
+void CPDF_Number::SetString(const CFX_ByteString& str) {
+  FX_atonum(str, m_bInteger, &m_Integer);
+}
+
+CFX_ByteString CPDF_Number::GetString() const {
+  return m_bInteger ? CFX_ByteString::FormatInteger(m_Integer, FXFORMAT_SIGNED)
+                    : CFX_ByteString::FormatFloat(m_Float);
+}
diff --git a/core/src/fpdfapi/fpdf_parser/cpdf_object.cpp b/core/src/fpdfapi/fpdf_parser/cpdf_object.cpp
new file mode 100644
index 0000000..208bca8
--- /dev/null
+++ b/core/src/fpdfapi/fpdf_parser/cpdf_object.cpp
@@ -0,0 +1,158 @@
+// Copyright 2016 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#include "core/include/fpdfapi/cpdf_object.h"
+
+#include <algorithm>
+
+#include "core/include/fpdfapi/cpdf_array.h"
+#include "core/include/fpdfapi/cpdf_dictionary.h"
+#include "core/include/fpdfapi/cpdf_indirect_object_holder.h"
+#include "core/include/fpdfapi/cpdf_parser.h"
+#include "core/include/fpdfapi/fpdf_parser_decode.h"
+#include "core/include/fxcrt/fx_string.h"
+#include "third_party/base/stl_util.h"
+
+CPDF_Object::~CPDF_Object() {}
+
+CPDF_Object* CPDF_Object::GetDirect() const {
+  return const_cast<CPDF_Object*>(this);
+}
+
+void CPDF_Object::Release() {
+  if (m_ObjNum)
+    return;
+
+  Destroy();
+}
+
+CFX_ByteString CPDF_Object::GetString() const {
+  return CFX_ByteString();
+}
+
+CFX_ByteStringC CPDF_Object::GetConstString() const {
+  return CFX_ByteStringC();
+}
+
+CFX_WideString CPDF_Object::GetUnicodeText() const {
+  return CFX_WideString();
+}
+
+FX_FLOAT CPDF_Object::GetNumber() const {
+  return 0;
+}
+
+int CPDF_Object::GetInteger() const {
+  return 0;
+}
+
+CPDF_Dictionary* CPDF_Object::GetDict() const {
+  return nullptr;
+}
+
+CPDF_Array* CPDF_Object::GetArray() const {
+  return nullptr;
+}
+
+void CPDF_Object::SetString(const CFX_ByteString& str) {
+  ASSERT(FALSE);
+}
+
+bool CPDF_Object::IsArray() const {
+  return false;
+}
+
+bool CPDF_Object::IsBoolean() const {
+  return false;
+}
+
+bool CPDF_Object::IsDictionary() const {
+  return false;
+}
+
+bool CPDF_Object::IsName() const {
+  return false;
+}
+
+bool CPDF_Object::IsNumber() const {
+  return false;
+}
+
+bool CPDF_Object::IsReference() const {
+  return false;
+}
+
+bool CPDF_Object::IsStream() const {
+  return false;
+}
+
+bool CPDF_Object::IsString() const {
+  return false;
+}
+
+CPDF_Array* CPDF_Object::AsArray() {
+  return nullptr;
+}
+
+const CPDF_Array* CPDF_Object::AsArray() const {
+  return nullptr;
+}
+
+CPDF_Boolean* CPDF_Object::AsBoolean() {
+  return nullptr;
+}
+
+const CPDF_Boolean* CPDF_Object::AsBoolean() const {
+  return nullptr;
+}
+
+CPDF_Dictionary* CPDF_Object::AsDictionary() {
+  return nullptr;
+}
+
+const CPDF_Dictionary* CPDF_Object::AsDictionary() const {
+  return nullptr;
+}
+
+CPDF_Name* CPDF_Object::AsName() {
+  return nullptr;
+}
+
+const CPDF_Name* CPDF_Object::AsName() const {
+  return nullptr;
+}
+
+CPDF_Number* CPDF_Object::AsNumber() {
+  return nullptr;
+}
+
+const CPDF_Number* CPDF_Object::AsNumber() const {
+  return nullptr;
+}
+
+CPDF_Reference* CPDF_Object::AsReference() {
+  return nullptr;
+}
+
+const CPDF_Reference* CPDF_Object::AsReference() const {
+  return nullptr;
+}
+
+CPDF_Stream* CPDF_Object::AsStream() {
+  return nullptr;
+}
+
+const CPDF_Stream* CPDF_Object::AsStream() const {
+  return nullptr;
+}
+
+CPDF_String* CPDF_Object::AsString() {
+  return nullptr;
+}
+
+const CPDF_String* CPDF_Object::AsString() const {
+  return nullptr;
+}
diff --git a/core/src/fpdfapi/fpdf_parser/fpdf_parser_objects_unittest.cpp b/core/src/fpdfapi/fpdf_parser/cpdf_object_unittest.cpp
similarity index 98%
rename from core/src/fpdfapi/fpdf_parser/fpdf_parser_objects_unittest.cpp
rename to core/src/fpdfapi/fpdf_parser/cpdf_object_unittest.cpp
index a377a92..87ef34f 100644
--- a/core/src/fpdfapi/fpdf_parser/fpdf_parser_objects_unittest.cpp
+++ b/core/src/fpdfapi/fpdf_parser/cpdf_object_unittest.cpp
@@ -2,12 +2,21 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "core/include/fpdfapi/fpdf_objects.h"
+#include "core/include/fpdfapi/cpdf_array.h"
+#include "core/include/fpdfapi/cpdf_boolean.h"
+#include "core/include/fpdfapi/cpdf_dictionary.h"
+#include "core/include/fpdfapi/cpdf_name.h"
+#include "core/include/fpdfapi/cpdf_null.h"
+#include "core/include/fpdfapi/cpdf_number.h"
+#include "core/include/fpdfapi/cpdf_reference.h"
+#include "core/include/fpdfapi/cpdf_string.h"
+#include "core/include/fpdfapi/cpdf_stream.h"
 
 #include <memory>
 #include <string>
 #include <vector>
 
+#include "core/include/fpdfapi/cpdf_indirect_object_holder.h"
 #include "core/include/fxcrt/fx_basic.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
diff --git a/core/src/fpdfapi/fpdf_parser/cpdf_parser.cpp b/core/src/fpdfapi/fpdf_parser/cpdf_parser.cpp
index 2835c6f..c9a2d8d 100644
--- a/core/src/fpdfapi/fpdf_parser/cpdf_parser.cpp
+++ b/core/src/fpdfapi/fpdf_parser/cpdf_parser.cpp
@@ -8,7 +8,12 @@
 
 #include <vector>
 
+#include "core/include/fpdfapi/cpdf_array.h"
+#include "core/include/fpdfapi/cpdf_dictionary.h"
 #include "core/include/fpdfapi/cpdf_document.h"
+#include "core/include/fpdfapi/cpdf_number.h"
+#include "core/include/fpdfapi/cpdf_stream.h"
+#include "core/include/fpdfapi/cpdf_reference.h"
 #include "core/include/fpdfapi/ipdf_crypto_handler.h"
 #include "core/include/fxcrt/fx_ext.h"
 #include "core/include/fxcrt/fx_safe_types.h"
diff --git a/core/src/fpdfapi/fpdf_parser/cpdf_reference.cpp b/core/src/fpdfapi/fpdf_parser/cpdf_reference.cpp
new file mode 100644
index 0000000..4aede7d
--- /dev/null
+++ b/core/src/fpdfapi/fpdf_parser/cpdf_reference.cpp
@@ -0,0 +1,72 @@
+// Copyright 2016 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#include "core/include/fpdfapi/cpdf_reference.h"
+
+#include "core/include/fpdfapi/cpdf_indirect_object_holder.h"
+
+CPDF_Reference::CPDF_Reference(CPDF_IndirectObjectHolder* pDoc, int objnum)
+    : m_pObjList(pDoc), m_RefObjNum(objnum) {}
+
+CPDF_Reference::~CPDF_Reference() {}
+
+CPDF_Object::Type CPDF_Reference::GetType() const {
+  return REFERENCE;
+}
+
+CFX_ByteString CPDF_Reference::GetString() const {
+  CPDF_Object* obj = SafeGetDirect();
+  return obj ? obj->GetString() : CFX_ByteString();
+}
+
+CFX_ByteStringC CPDF_Reference::GetConstString() const {
+  CPDF_Object* obj = SafeGetDirect();
+  return obj ? obj->GetConstString() : CFX_ByteStringC();
+}
+
+FX_FLOAT CPDF_Reference::GetNumber() const {
+  CPDF_Object* obj = SafeGetDirect();
+  return obj ? obj->GetNumber() : 0;
+}
+
+int CPDF_Reference::GetInteger() const {
+  CPDF_Object* obj = SafeGetDirect();
+  return obj ? obj->GetInteger() : 0;
+}
+
+CPDF_Dictionary* CPDF_Reference::GetDict() const {
+  CPDF_Object* obj = SafeGetDirect();
+  return obj ? obj->GetDict() : nullptr;
+}
+
+bool CPDF_Reference::IsReference() const {
+  return true;
+}
+
+CPDF_Reference* CPDF_Reference::AsReference() {
+  return this;
+}
+
+const CPDF_Reference* CPDF_Reference::AsReference() const {
+  return this;
+}
+
+CPDF_Object* CPDF_Reference::Clone(FX_BOOL bDirect) const {
+  if (bDirect) {
+    auto* pDirect = GetDirect();
+    return pDirect ? pDirect->Clone(TRUE) : nullptr;
+  }
+  return new CPDF_Reference(m_pObjList, m_RefObjNum);
+}
+
+void CPDF_Reference::SetRef(CPDF_IndirectObjectHolder* pDoc, FX_DWORD objnum) {
+  m_pObjList = pDoc;
+  m_RefObjNum = objnum;
+}
+
+CPDF_Object* CPDF_Reference::GetDirect() const {
+  return m_pObjList ? m_pObjList->GetIndirectObject(m_RefObjNum) : nullptr;
+}
diff --git a/core/src/fpdfapi/fpdf_parser/cpdf_standard_security_handler.cpp b/core/src/fpdfapi/fpdf_parser/cpdf_standard_security_handler.cpp
index a89b2fb..feb152b 100644
--- a/core/src/fpdfapi/fpdf_parser/cpdf_standard_security_handler.cpp
+++ b/core/src/fpdfapi/fpdf_parser/cpdf_standard_security_handler.cpp
@@ -9,8 +9,10 @@
 #include <time.h>
 
 #include "core/include/fdrm/fx_crypt.h"
+#include "core/include/fpdfapi/cpdf_array.h"
+#include "core/include/fpdfapi/cpdf_dictionary.h"
 #include "core/include/fpdfapi/cpdf_parser.h"
-#include "core/include/fpdfapi/fpdf_objects.h"
+#include "core/include/fpdfapi/cpdf_object.h"
 #include "core/src/fpdfapi/fpdf_parser/cpdf_standard_crypto_handler.h"
 
 namespace {
diff --git a/core/src/fpdfapi/fpdf_parser/cpdf_stream.cpp b/core/src/fpdfapi/fpdf_parser/cpdf_stream.cpp
new file mode 100644
index 0000000..45c946a
--- /dev/null
+++ b/core/src/fpdfapi/fpdf_parser/cpdf_stream.cpp
@@ -0,0 +1,232 @@
+// Copyright 2016 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#include "core/include/fpdfapi/cpdf_stream.h"
+
+#include "core/include/fpdfapi/cpdf_dictionary.h"
+#include "core/include/fpdfapi/fpdf_parser_decode.h"
+
+CPDF_Stream::CPDF_Stream(uint8_t* pData, FX_DWORD size, CPDF_Dictionary* pDict)
+    : m_pDict(pDict),
+      m_dwSize(size),
+      m_GenNum(kMemoryBasedGenNum),
+      m_pDataBuf(pData) {}
+
+CPDF_Stream::~CPDF_Stream() {
+  if (IsMemoryBased())
+    FX_Free(m_pDataBuf);
+
+  if (m_pDict)
+    m_pDict->Release();
+}
+
+CPDF_Object::Type CPDF_Stream::GetType() const {
+  return STREAM;
+}
+
+CPDF_Dictionary* CPDF_Stream::GetDict() const {
+  return m_pDict;
+}
+
+bool CPDF_Stream::IsStream() const {
+  return true;
+}
+
+CPDF_Stream* CPDF_Stream::AsStream() {
+  return this;
+}
+
+const CPDF_Stream* CPDF_Stream::AsStream() const {
+  return this;
+}
+
+void CPDF_Stream::InitStreamInternal(CPDF_Dictionary* pDict) {
+  if (pDict) {
+    if (m_pDict)
+      m_pDict->Release();
+    m_pDict = pDict;
+  }
+  if (IsMemoryBased())
+    FX_Free(m_pDataBuf);
+
+  m_GenNum = 0;
+  m_pFile = nullptr;
+}
+
+void CPDF_Stream::InitStream(uint8_t* pData,
+                             FX_DWORD size,
+                             CPDF_Dictionary* pDict) {
+  InitStreamInternal(pDict);
+  m_GenNum = kMemoryBasedGenNum;
+  m_pDataBuf = FX_Alloc(uint8_t, size);
+  if (pData)
+    FXSYS_memcpy(m_pDataBuf, pData, size);
+
+  m_dwSize = size;
+  if (m_pDict)
+    m_pDict->SetAtInteger("Length", size);
+}
+
+CPDF_Object* CPDF_Stream::Clone(FX_BOOL bDirect) const {
+  CPDF_StreamAcc acc;
+  acc.LoadAllData(this, TRUE);
+  FX_DWORD streamSize = acc.GetSize();
+  CPDF_Dictionary* pDict = GetDict();
+  if (pDict)
+    pDict = ToDictionary(pDict->Clone(bDirect));
+
+  return new CPDF_Stream(acc.DetachData(), streamSize, pDict);
+}
+
+void CPDF_Stream::SetData(const uint8_t* pData,
+                          FX_DWORD size,
+                          FX_BOOL bCompressed,
+                          FX_BOOL bKeepBuf) {
+  if (IsMemoryBased())
+    FX_Free(m_pDataBuf);
+  m_GenNum = kMemoryBasedGenNum;
+
+  if (bKeepBuf) {
+    m_pDataBuf = const_cast<uint8_t*>(pData);
+  } else {
+    m_pDataBuf = FX_Alloc(uint8_t, size);
+    if (pData) {
+      FXSYS_memcpy(m_pDataBuf, pData, size);
+    }
+  }
+  m_dwSize = size;
+  if (!m_pDict)
+    m_pDict = new CPDF_Dictionary;
+  m_pDict->SetAtInteger("Length", size);
+  if (!bCompressed) {
+    m_pDict->RemoveAt("Filter");
+    m_pDict->RemoveAt("DecodeParms");
+  }
+}
+
+FX_BOOL CPDF_Stream::ReadRawData(FX_FILESIZE offset,
+                                 uint8_t* buf,
+                                 FX_DWORD size) const {
+  if (!IsMemoryBased() && m_pFile)
+    return m_pFile->ReadBlock(buf, offset, size);
+
+  if (m_pDataBuf)
+    FXSYS_memcpy(buf, m_pDataBuf + offset, size);
+
+  return TRUE;
+}
+
+void CPDF_Stream::InitStreamFromFile(IFX_FileRead* pFile,
+                                     CPDF_Dictionary* pDict) {
+  InitStreamInternal(pDict);
+  m_pFile = pFile;
+  m_dwSize = (FX_DWORD)pFile->GetSize();
+  if (m_pDict)
+    m_pDict->SetAtInteger("Length", m_dwSize);
+}
+
+CFX_WideString CPDF_Stream::GetUnicodeText() const {
+  CPDF_StreamAcc stream;
+  stream.LoadAllData(this, FALSE);
+  return PDF_DecodeText(stream.GetData(), stream.GetSize());
+}
+
+CPDF_StreamAcc::CPDF_StreamAcc()
+    : m_pData(nullptr),
+      m_dwSize(0),
+      m_bNewBuf(FALSE),
+      m_pImageParam(nullptr),
+      m_pStream(nullptr),
+      m_pSrcData(nullptr) {}
+
+void CPDF_StreamAcc::LoadAllData(const CPDF_Stream* pStream,
+                                 FX_BOOL bRawAccess,
+                                 FX_DWORD estimated_size,
+                                 FX_BOOL bImageAcc) {
+  if (!pStream)
+    return;
+
+  m_pStream = pStream;
+  if (pStream->IsMemoryBased() &&
+      (!pStream->GetDict()->KeyExist("Filter") || bRawAccess)) {
+    m_dwSize = pStream->GetRawSize();
+    m_pData = pStream->GetRawData();
+    return;
+  }
+  uint8_t* pSrcData;
+  FX_DWORD dwSrcSize = pStream->GetRawSize();
+  if (dwSrcSize == 0)
+    return;
+
+  if (!pStream->IsMemoryBased()) {
+    pSrcData = m_pSrcData = FX_Alloc(uint8_t, dwSrcSize);
+    if (!pStream->ReadRawData(0, pSrcData, dwSrcSize))
+      return;
+  } else {
+    pSrcData = pStream->GetRawData();
+  }
+  uint8_t* pDecryptedData = pSrcData;
+  FX_DWORD dwDecryptedSize = dwSrcSize;
+  if (!pStream->GetDict()->KeyExist("Filter") || bRawAccess) {
+    m_pData = pDecryptedData;
+    m_dwSize = dwDecryptedSize;
+  } else {
+    FX_BOOL bRet = PDF_DataDecode(
+        pDecryptedData, dwDecryptedSize, m_pStream->GetDict(), m_pData,
+        m_dwSize, m_ImageDecoder, m_pImageParam, estimated_size, bImageAcc);
+    if (!bRet) {
+      m_pData = pDecryptedData;
+      m_dwSize = dwDecryptedSize;
+    }
+  }
+  if (pSrcData != pStream->GetRawData() && pSrcData != m_pData) {
+    FX_Free(pSrcData);
+  }
+  if (pDecryptedData != pSrcData && pDecryptedData != m_pData) {
+    FX_Free(pDecryptedData);
+  }
+  m_pSrcData = nullptr;
+  m_bNewBuf = m_pData != pStream->GetRawData();
+}
+
+CPDF_StreamAcc::~CPDF_StreamAcc() {
+  if (m_bNewBuf) {
+    FX_Free(m_pData);
+  }
+  FX_Free(m_pSrcData);
+}
+
+const uint8_t* CPDF_StreamAcc::GetData() const {
+  if (m_bNewBuf) {
+    return m_pData;
+  }
+  if (!m_pStream) {
+    return nullptr;
+  }
+  return m_pStream->GetRawData();
+}
+
+FX_DWORD CPDF_StreamAcc::GetSize() const {
+  if (m_bNewBuf) {
+    return m_dwSize;
+  }
+  if (!m_pStream) {
+    return 0;
+  }
+  return m_pStream->GetRawSize();
+}
+
+uint8_t* CPDF_StreamAcc::DetachData() {
+  if (m_bNewBuf) {
+    uint8_t* p = m_pData;
+    m_pData = nullptr;
+    m_dwSize = 0;
+    return p;
+  }
+  uint8_t* p = FX_Alloc(uint8_t, m_dwSize);
+  FXSYS_memcpy(p, m_pData, m_dwSize);
+  return p;
+}
diff --git a/core/src/fpdfapi/fpdf_parser/cpdf_string.cpp b/core/src/fpdfapi/fpdf_parser/cpdf_string.cpp
new file mode 100644
index 0000000..1d0bf0b
--- /dev/null
+++ b/core/src/fpdfapi/fpdf_parser/cpdf_string.cpp
@@ -0,0 +1,56 @@
+// Copyright 2016 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#include "core/include/fpdfapi/cpdf_string.h"
+
+#include "core/include/fpdfapi/fpdf_parser_decode.h"
+
+CPDF_String::CPDF_String() : m_bHex(FALSE) {}
+
+CPDF_String::CPDF_String(const CFX_ByteString& str, FX_BOOL bHex)
+    : m_String(str), m_bHex(bHex) {}
+
+CPDF_String::CPDF_String(const CFX_WideString& str) : m_bHex(FALSE) {
+  m_String = PDF_EncodeText(str);
+}
+
+CPDF_String::~CPDF_String() {}
+
+CPDF_Object::Type CPDF_String::GetType() const {
+  return STRING;
+}
+
+CPDF_Object* CPDF_String::Clone(FX_BOOL bDirect) const {
+  return new CPDF_String(m_String, m_bHex);
+}
+
+CFX_ByteString CPDF_String::GetString() const {
+  return m_String;
+}
+
+CFX_ByteStringC CPDF_String::GetConstString() const {
+  return CFX_ByteStringC(m_String);
+}
+
+void CPDF_String::SetString(const CFX_ByteString& str) {
+  m_String = str;
+}
+
+bool CPDF_String::IsString() const {
+  return true;
+}
+
+CPDF_String* CPDF_String::AsString() {
+  return this;
+}
+
+const CPDF_String* CPDF_String::AsString() const {
+  return this;
+}
+
+CFX_WideString CPDF_String::GetUnicodeText() const {
+  return PDF_DecodeText(m_String);
+}
diff --git a/core/src/fpdfapi/fpdf_parser/cpdf_syntax_parser.cpp b/core/src/fpdfapi/fpdf_parser/cpdf_syntax_parser.cpp
index e5b782c..b414827 100644
--- a/core/src/fpdfapi/fpdf_parser/cpdf_syntax_parser.cpp
+++ b/core/src/fpdfapi/fpdf_parser/cpdf_syntax_parser.cpp
@@ -8,8 +8,16 @@
 
 #include <vector>
 
+#include "core/include/fpdfapi/cpdf_array.h"
+#include "core/include/fpdfapi/cpdf_boolean.h"
+#include "core/include/fpdfapi/cpdf_dictionary.h"
+#include "core/include/fpdfapi/cpdf_name.h"
+#include "core/include/fpdfapi/cpdf_null.h"
+#include "core/include/fpdfapi/cpdf_number.h"
+#include "core/include/fpdfapi/cpdf_reference.h"
+#include "core/include/fpdfapi/cpdf_stream.h"
+#include "core/include/fpdfapi/cpdf_string.h"
 #include "core/include/fpdfapi/fpdf_module.h"
-#include "core/include/fpdfapi/fpdf_objects.h"
 #include "core/include/fpdfapi/fpdf_parser_decode.h"
 #include "core/include/fpdfapi/ipdf_crypto_handler.h"
 #include "core/include/fxcrt/fx_ext.h"
diff --git a/core/src/fpdfapi/fpdf_parser/fpdf_parser_decode.cpp b/core/src/fpdfapi/fpdf_parser/fpdf_parser_decode.cpp
index 7a38209..e6de7cb 100644
--- a/core/src/fpdfapi/fpdf_parser/fpdf_parser_decode.cpp
+++ b/core/src/fpdfapi/fpdf_parser/fpdf_parser_decode.cpp
@@ -9,8 +9,9 @@
 #include <limits.h>
 #include <vector>
 
+#include "core/include/fpdfapi/cpdf_array.h"
+#include "core/include/fpdfapi/cpdf_dictionary.h"
 #include "core/include/fpdfapi/fpdf_module.h"
-#include "core/include/fpdfapi/fpdf_objects.h"
 #include "core/include/fxcodec/fx_codec.h"
 #include "core/include/fxcrt/fx_ext.h"
 #include "core/src/fpdfapi/fpdf_parser/fpdf_parser_utility.h"
diff --git a/core/src/fpdfapi/fpdf_parser/fpdf_parser_objects.cpp b/core/src/fpdfapi/fpdf_parser/fpdf_parser_objects.cpp
deleted file mode 100644
index 05d85e6..0000000
--- a/core/src/fpdfapi/fpdf_parser/fpdf_parser_objects.cpp
+++ /dev/null
@@ -1,1148 +0,0 @@
-// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#include "core/include/fpdfapi/fpdf_objects.h"
-
-#include <algorithm>
-
-#include "core/include/fpdfapi/cpdf_parser.h"
-#include "core/include/fpdfapi/fpdf_parser_decode.h"
-#include "core/include/fxcrt/fx_string.h"
-#include "third_party/base/stl_util.h"
-
-CPDF_Object::~CPDF_Object() {}
-
-CPDF_Object* CPDF_Object::GetDirect() const {
-  return const_cast<CPDF_Object*>(this);
-}
-
-void CPDF_Object::Release() {
-  if (m_ObjNum) {
-    return;
-  }
-  Destroy();
-}
-
-CFX_ByteString CPDF_Object::GetString() const {
-  return CFX_ByteString();
-}
-
-CFX_ByteStringC CPDF_Object::GetConstString() const {
-  return CFX_ByteStringC();
-}
-
-CFX_WideString CPDF_Object::GetUnicodeText() const {
-  return CFX_WideString();
-}
-
-FX_FLOAT CPDF_Object::GetNumber() const {
-  return 0;
-}
-
-int CPDF_Object::GetInteger() const {
-  return 0;
-}
-
-CPDF_Dictionary* CPDF_Object::GetDict() const {
-  return nullptr;
-}
-
-CPDF_Array* CPDF_Object::GetArray() const {
-  return nullptr;
-}
-
-void CPDF_Object::SetString(const CFX_ByteString& str) {
-  ASSERT(FALSE);
-}
-
-bool CPDF_Object::IsArray() const {
-  return false;
-}
-
-bool CPDF_Object::IsBoolean() const {
-  return false;
-}
-
-bool CPDF_Object::IsDictionary() const {
-  return false;
-}
-
-bool CPDF_Object::IsName() const {
-  return false;
-}
-
-bool CPDF_Object::IsNumber() const {
-  return false;
-}
-
-bool CPDF_Object::IsReference() const {
-  return false;
-}
-
-bool CPDF_Object::IsStream() const {
-  return false;
-}
-
-bool CPDF_Object::IsString() const {
-  return false;
-}
-
-CPDF_Array* CPDF_Object::AsArray() {
-  return nullptr;
-}
-
-const CPDF_Array* CPDF_Object::AsArray() const {
-  return nullptr;
-}
-
-CPDF_Boolean* CPDF_Object::AsBoolean() {
-  return nullptr;
-}
-
-const CPDF_Boolean* CPDF_Object::AsBoolean() const {
-  return nullptr;
-}
-
-CPDF_Dictionary* CPDF_Object::AsDictionary() {
-  return nullptr;
-}
-
-const CPDF_Dictionary* CPDF_Object::AsDictionary() const {
-  return nullptr;
-}
-
-CPDF_Name* CPDF_Object::AsName() {
-  return nullptr;
-}
-
-const CPDF_Name* CPDF_Object::AsName() const {
-  return nullptr;
-}
-
-CPDF_Number* CPDF_Object::AsNumber() {
-  return nullptr;
-}
-
-const CPDF_Number* CPDF_Object::AsNumber() const {
-  return nullptr;
-}
-
-CPDF_Reference* CPDF_Object::AsReference() {
-  return nullptr;
-}
-
-const CPDF_Reference* CPDF_Object::AsReference() const {
-  return nullptr;
-}
-
-CPDF_Stream* CPDF_Object::AsStream() {
-  return nullptr;
-}
-
-const CPDF_Stream* CPDF_Object::AsStream() const {
-  return nullptr;
-}
-
-CPDF_String* CPDF_Object::AsString() {
-  return nullptr;
-}
-
-const CPDF_String* CPDF_Object::AsString() const {
-  return nullptr;
-}
-
-CPDF_Boolean::~CPDF_Boolean() {}
-
-CPDF_Object::Type CPDF_Boolean::GetType() const {
-  return BOOLEAN;
-}
-
-CPDF_Object* CPDF_Boolean::Clone(FX_BOOL bDirect) const {
-  return new CPDF_Boolean(m_bValue);
-}
-
-CFX_ByteString CPDF_Boolean::GetString() const {
-  return m_bValue ? "true" : "false";
-}
-
-int CPDF_Boolean::GetInteger() const {
-  return m_bValue;
-}
-
-void CPDF_Boolean::SetString(const CFX_ByteString& str) {
-  m_bValue = (str == "true");
-}
-
-bool CPDF_Boolean::IsBoolean() const {
-  return true;
-}
-
-CPDF_Boolean* CPDF_Boolean::AsBoolean() {
-  return this;
-}
-
-const CPDF_Boolean* CPDF_Boolean::AsBoolean() const {
-  return this;
-}
-
-CPDF_Number::CPDF_Number(const CFX_ByteStringC& str) {
-  FX_atonum(str, m_bInteger, &m_Integer);
-}
-
-CPDF_Number::~CPDF_Number() {}
-
-CPDF_Object::Type CPDF_Number::GetType() const {
-  return NUMBER;
-}
-
-CPDF_Object* CPDF_Number::Clone(FX_BOOL bDirect) const {
-  return m_bInteger ? new CPDF_Number(m_Integer) : new CPDF_Number(m_Float);
-}
-
-FX_FLOAT CPDF_Number::GetNumber() const {
-  return m_bInteger ? static_cast<FX_FLOAT>(m_Integer) : m_Float;
-}
-
-int CPDF_Number::GetInteger() const {
-  return m_bInteger ? m_Integer : static_cast<int>(m_Float);
-}
-
-bool CPDF_Number::IsNumber() const {
-  return true;
-}
-
-CPDF_Number* CPDF_Number::AsNumber() {
-  return this;
-}
-
-const CPDF_Number* CPDF_Number::AsNumber() const {
-  return this;
-}
-
-void CPDF_Number::SetString(const CFX_ByteString& str) {
-  FX_atonum(str, m_bInteger, &m_Integer);
-}
-
-CFX_ByteString CPDF_Number::GetString() const {
-  return m_bInteger ? CFX_ByteString::FormatInteger(m_Integer, FXFORMAT_SIGNED)
-                    : CFX_ByteString::FormatFloat(m_Float);
-}
-
-CPDF_String::CPDF_String(const CFX_WideString& str) : m_bHex(FALSE) {
-  m_String = PDF_EncodeText(str);
-}
-
-CPDF_String::~CPDF_String() {}
-
-CPDF_Object::Type CPDF_String::GetType() const {
-  return STRING;
-}
-
-CPDF_Object* CPDF_String::Clone(FX_BOOL bDirect) const {
-  return new CPDF_String(m_String, m_bHex);
-}
-
-CFX_ByteString CPDF_String::GetString() const {
-  return m_String;
-}
-
-CFX_ByteStringC CPDF_String::GetConstString() const {
-  return CFX_ByteStringC(m_String);
-}
-
-void CPDF_String::SetString(const CFX_ByteString& str) {
-  m_String = str;
-}
-
-bool CPDF_String::IsString() const {
-  return true;
-}
-
-CPDF_String* CPDF_String::AsString() {
-  return this;
-}
-
-const CPDF_String* CPDF_String::AsString() const {
-  return this;
-}
-
-CFX_WideString CPDF_String::GetUnicodeText() const {
-  return PDF_DecodeText(m_String);
-}
-
-CPDF_Name::~CPDF_Name() {}
-
-CPDF_Object::Type CPDF_Name::GetType() const {
-  return NAME;
-}
-
-CPDF_Object* CPDF_Name::Clone(FX_BOOL bDirect) const {
-  return new CPDF_Name(m_Name);
-}
-
-CFX_ByteString CPDF_Name::GetString() const {
-  return m_Name;
-}
-
-CFX_ByteStringC CPDF_Name::GetConstString() const {
-  return CFX_ByteStringC(m_Name);
-}
-
-void CPDF_Name::SetString(const CFX_ByteString& str) {
-  m_Name = str;
-}
-
-bool CPDF_Name::IsName() const {
-  return true;
-}
-
-CPDF_Name* CPDF_Name::AsName() {
-  return this;
-}
-
-const CPDF_Name* CPDF_Name::AsName() const {
-  return this;
-}
-
-CFX_WideString CPDF_Name::GetUnicodeText() const {
-  return PDF_DecodeText(m_Name);
-}
-
-CPDF_Array::CPDF_Array() {}
-
-CPDF_Array::~CPDF_Array() {
-  int size = m_Objects.GetSize();
-  CPDF_Object** pList = m_Objects.GetData();
-  for (int i = 0; i < size; i++) {
-    if (pList[i])
-      pList[i]->Release();
-  }
-}
-
-CPDF_Object::Type CPDF_Array::GetType() const {
-  return ARRAY;
-}
-
-CPDF_Array* CPDF_Array::GetArray() const {
-  // The method should be made non-const if we want to not be const.
-  // See bug #234.
-  return const_cast<CPDF_Array*>(this);
-}
-
-bool CPDF_Array::IsArray() const {
-  return true;
-}
-
-CPDF_Array* CPDF_Array::AsArray() {
-  return this;
-}
-
-const CPDF_Array* CPDF_Array::AsArray() const {
-  return this;
-}
-
-CPDF_Object* CPDF_Array::Clone(FX_BOOL bDirect) const {
-  CPDF_Array* pCopy = new CPDF_Array();
-  for (int i = 0; i < GetCount(); i++) {
-    CPDF_Object* value = m_Objects.GetAt(i);
-    pCopy->m_Objects.Add(value->Clone(bDirect));
-  }
-  return pCopy;
-}
-
-CFX_FloatRect CPDF_Array::GetRect() {
-  CFX_FloatRect rect;
-  if (!IsArray() || m_Objects.GetSize() != 4)
-    return rect;
-
-  rect.left = GetNumberAt(0);
-  rect.bottom = GetNumberAt(1);
-  rect.right = GetNumberAt(2);
-  rect.top = GetNumberAt(3);
-  return rect;
-}
-
-CFX_Matrix CPDF_Array::GetMatrix() {
-  CFX_Matrix matrix;
-  if (!IsArray() || m_Objects.GetSize() != 6)
-    return matrix;
-
-  matrix.Set(GetNumberAt(0), GetNumberAt(1), GetNumberAt(2), GetNumberAt(3),
-             GetNumberAt(4), GetNumberAt(5));
-  return matrix;
-}
-
-CPDF_Object* CPDF_Array::GetElement(FX_DWORD i) const {
-  if (i >= (FX_DWORD)m_Objects.GetSize())
-    return nullptr;
-  return m_Objects.GetAt(i);
-}
-
-CPDF_Object* CPDF_Array::GetElementValue(FX_DWORD i) const {
-  if (i >= (FX_DWORD)m_Objects.GetSize())
-    return nullptr;
-  return m_Objects.GetAt(i)->GetDirect();
-}
-
-CFX_ByteString CPDF_Array::GetStringAt(FX_DWORD i) const {
-  if (i >= (FX_DWORD)m_Objects.GetSize())
-    return CFX_ByteString();
-  return m_Objects.GetAt(i)->GetString();
-}
-
-CFX_ByteStringC CPDF_Array::GetConstStringAt(FX_DWORD i) const {
-  if (i >= (FX_DWORD)m_Objects.GetSize())
-    return CFX_ByteStringC();
-  return m_Objects.GetAt(i)->GetConstString();
-}
-
-int CPDF_Array::GetIntegerAt(FX_DWORD i) const {
-  if (i >= (FX_DWORD)m_Objects.GetSize())
-    return 0;
-  return m_Objects.GetAt(i)->GetInteger();
-}
-
-FX_FLOAT CPDF_Array::GetNumberAt(FX_DWORD i) const {
-  if (i >= (FX_DWORD)m_Objects.GetSize())
-    return 0;
-  return m_Objects.GetAt(i)->GetNumber();
-}
-
-CPDF_Dictionary* CPDF_Array::GetDictAt(FX_DWORD i) const {
-  CPDF_Object* p = GetElementValue(i);
-  if (!p)
-    return NULL;
-  if (CPDF_Dictionary* pDict = p->AsDictionary())
-    return pDict;
-  if (CPDF_Stream* pStream = p->AsStream())
-    return pStream->GetDict();
-  return NULL;
-}
-
-CPDF_Stream* CPDF_Array::GetStreamAt(FX_DWORD i) const {
-  return ToStream(GetElementValue(i));
-}
-
-CPDF_Array* CPDF_Array::GetArrayAt(FX_DWORD i) const {
-  return ToArray(GetElementValue(i));
-}
-
-void CPDF_Array::RemoveAt(FX_DWORD i, int nCount) {
-  if (i >= (FX_DWORD)m_Objects.GetSize())
-    return;
-
-  if (nCount <= 0 || nCount > m_Objects.GetSize() - i)
-    return;
-
-  for (int j = 0; j < nCount; ++j) {
-    if (CPDF_Object* p = m_Objects.GetAt(i + j))
-      p->Release();
-  }
-  m_Objects.RemoveAt(i, nCount);
-}
-
-void CPDF_Array::SetAt(FX_DWORD i,
-                       CPDF_Object* pObj,
-                       CPDF_IndirectObjectHolder* pObjs) {
-  ASSERT(IsArray());
-  ASSERT(i < (FX_DWORD)m_Objects.GetSize());
-  if (i >= (FX_DWORD)m_Objects.GetSize())
-    return;
-  if (CPDF_Object* pOld = m_Objects.GetAt(i))
-    pOld->Release();
-  if (pObj->GetObjNum()) {
-    ASSERT(pObjs);
-    pObj = new CPDF_Reference(pObjs, pObj->GetObjNum());
-  }
-  m_Objects.SetAt(i, pObj);
-}
-
-void CPDF_Array::InsertAt(FX_DWORD index,
-                          CPDF_Object* pObj,
-                          CPDF_IndirectObjectHolder* pObjs) {
-  if (pObj->GetObjNum()) {
-    ASSERT(pObjs);
-    pObj = new CPDF_Reference(pObjs, pObj->GetObjNum());
-  }
-  m_Objects.InsertAt(index, pObj);
-}
-
-void CPDF_Array::Add(CPDF_Object* pObj, CPDF_IndirectObjectHolder* pObjs) {
-  if (pObj->GetObjNum()) {
-    ASSERT(pObjs);
-    pObj = new CPDF_Reference(pObjs, pObj->GetObjNum());
-  }
-  m_Objects.Add(pObj);
-}
-
-void CPDF_Array::AddName(const CFX_ByteString& str) {
-  ASSERT(IsArray());
-  Add(new CPDF_Name(str));
-}
-
-void CPDF_Array::AddString(const CFX_ByteString& str) {
-  ASSERT(IsArray());
-  Add(new CPDF_String(str, FALSE));
-}
-
-void CPDF_Array::AddInteger(int i) {
-  ASSERT(IsArray());
-  Add(new CPDF_Number(i));
-}
-
-void CPDF_Array::AddNumber(FX_FLOAT f) {
-  ASSERT(IsArray());
-  CPDF_Number* pNumber = new CPDF_Number(f);
-  Add(pNumber);
-}
-
-void CPDF_Array::AddReference(CPDF_IndirectObjectHolder* pDoc,
-                              FX_DWORD objnum) {
-  ASSERT(IsArray());
-  Add(new CPDF_Reference(pDoc, objnum));
-}
-
-CPDF_Dictionary::CPDF_Dictionary() {}
-
-CPDF_Dictionary::~CPDF_Dictionary() {
-  for (const auto& it : m_Map) {
-    it.second->Release();
-  }
-}
-
-CPDF_Object::Type CPDF_Dictionary::GetType() const {
-  return DICTIONARY;
-}
-
-CPDF_Dictionary* CPDF_Dictionary::GetDict() const {
-  // The method should be made non-const if we want to not be const.
-  // See bug #234.
-  return const_cast<CPDF_Dictionary*>(this);
-}
-
-bool CPDF_Dictionary::IsDictionary() const {
-  return true;
-}
-
-CPDF_Dictionary* CPDF_Dictionary::AsDictionary() {
-  return this;
-}
-
-const CPDF_Dictionary* CPDF_Dictionary::AsDictionary() const {
-  return this;
-}
-
-CPDF_Object* CPDF_Dictionary::Clone(FX_BOOL bDirect) const {
-  CPDF_Dictionary* pCopy = new CPDF_Dictionary();
-  for (const auto& it : *this)
-    pCopy->m_Map.insert(std::make_pair(it.first, it.second->Clone(bDirect)));
-  return pCopy;
-}
-
-CPDF_Object* CPDF_Dictionary::GetElement(const CFX_ByteStringC& key) const {
-  auto it = m_Map.find(key);
-  if (it == m_Map.end())
-    return nullptr;
-  return it->second;
-}
-CPDF_Object* CPDF_Dictionary::GetElementValue(
-    const CFX_ByteStringC& key) const {
-  CPDF_Object* p = GetElement(key);
-  return p ? p->GetDirect() : nullptr;
-}
-
-CFX_ByteString CPDF_Dictionary::GetStringBy(const CFX_ByteStringC& key) const {
-  CPDF_Object* p = GetElement(key);
-  if (p) {
-    return p->GetString();
-  }
-  return CFX_ByteString();
-}
-
-CFX_ByteStringC CPDF_Dictionary::GetConstStringBy(
-    const CFX_ByteStringC& key) const {
-  CPDF_Object* p = GetElement(key);
-  if (p) {
-    return p->GetConstString();
-  }
-  return CFX_ByteStringC();
-}
-
-CFX_WideString CPDF_Dictionary::GetUnicodeTextBy(
-    const CFX_ByteStringC& key) const {
-  CPDF_Object* p = GetElement(key);
-  if (CPDF_Reference* pRef = ToReference(p))
-    p = pRef->GetDirect();
-  return p ? p->GetUnicodeText() : CFX_WideString();
-}
-
-CFX_ByteString CPDF_Dictionary::GetStringBy(const CFX_ByteStringC& key,
-                                            const CFX_ByteStringC& def) const {
-  CPDF_Object* p = GetElement(key);
-  if (p) {
-    return p->GetString();
-  }
-  return CFX_ByteString(def);
-}
-
-CFX_ByteStringC CPDF_Dictionary::GetConstStringBy(
-    const CFX_ByteStringC& key,
-    const CFX_ByteStringC& def) const {
-  CPDF_Object* p = GetElement(key);
-  if (p) {
-    return p->GetConstString();
-  }
-  return CFX_ByteStringC(def);
-}
-
-int CPDF_Dictionary::GetIntegerBy(const CFX_ByteStringC& key) const {
-  CPDF_Object* p = GetElement(key);
-  if (p) {
-    return p->GetInteger();
-  }
-  return 0;
-}
-
-int CPDF_Dictionary::GetIntegerBy(const CFX_ByteStringC& key, int def) const {
-  CPDF_Object* p = GetElement(key);
-  if (p) {
-    return p->GetInteger();
-  }
-  return def;
-}
-
-FX_FLOAT CPDF_Dictionary::GetNumberBy(const CFX_ByteStringC& key) const {
-  CPDF_Object* p = GetElement(key);
-  if (p) {
-    return p->GetNumber();
-  }
-  return 0;
-}
-
-FX_BOOL CPDF_Dictionary::GetBooleanBy(const CFX_ByteStringC& key,
-                                      FX_BOOL bDefault) const {
-  CPDF_Object* p = GetElement(key);
-  if (ToBoolean(p))
-    return p->GetInteger();
-  return bDefault;
-}
-
-CPDF_Dictionary* CPDF_Dictionary::GetDictBy(const CFX_ByteStringC& key) const {
-  CPDF_Object* p = GetElementValue(key);
-  if (!p)
-    return nullptr;
-  if (CPDF_Dictionary* pDict = p->AsDictionary())
-    return pDict;
-  if (CPDF_Stream* pStream = p->AsStream())
-    return pStream->GetDict();
-  return nullptr;
-}
-
-CPDF_Array* CPDF_Dictionary::GetArrayBy(const CFX_ByteStringC& key) const {
-  return ToArray(GetElementValue(key));
-}
-
-CPDF_Stream* CPDF_Dictionary::GetStreamBy(const CFX_ByteStringC& key) const {
-  return ToStream(GetElementValue(key));
-}
-
-CFX_FloatRect CPDF_Dictionary::GetRectBy(const CFX_ByteStringC& key) const {
-  CFX_FloatRect rect;
-  CPDF_Array* pArray = GetArrayBy(key);
-  if (pArray)
-    rect = pArray->GetRect();
-  return rect;
-}
-
-CFX_Matrix CPDF_Dictionary::GetMatrixBy(const CFX_ByteStringC& key) const {
-  CFX_Matrix matrix;
-  CPDF_Array* pArray = GetArrayBy(key);
-  if (pArray)
-    matrix = pArray->GetMatrix();
-  return matrix;
-}
-
-FX_BOOL CPDF_Dictionary::KeyExist(const CFX_ByteStringC& key) const {
-  return pdfium::ContainsKey(m_Map, key);
-}
-
-bool CPDF_Dictionary::IsSignatureDict() const {
-  CPDF_Object* pType = GetElementValue("Type");
-  if (!pType)
-    pType = GetElementValue("FT");
-  return pType && pType->GetString() == "Sig";
-}
-
-void CPDF_Dictionary::SetAt(const CFX_ByteStringC& key, CPDF_Object* pObj) {
-  ASSERT(IsDictionary());
-  // Avoid 2 constructions of CFX_ByteString.
-  CFX_ByteString key_bytestring = key;
-  auto it = m_Map.find(key_bytestring);
-  if (it == m_Map.end()) {
-    if (pObj) {
-      m_Map.insert(std::make_pair(key_bytestring, pObj));
-    }
-    return;
-  }
-
-  if (it->second == pObj)
-    return;
-  it->second->Release();
-
-  if (pObj)
-    it->second = pObj;
-  else
-    m_Map.erase(it);
-}
-
-void CPDF_Dictionary::RemoveAt(const CFX_ByteStringC& key) {
-  auto it = m_Map.find(key);
-  if (it == m_Map.end())
-    return;
-
-  it->second->Release();
-  m_Map.erase(it);
-}
-
-void CPDF_Dictionary::ReplaceKey(const CFX_ByteStringC& oldkey,
-                                 const CFX_ByteStringC& newkey) {
-  auto old_it = m_Map.find(oldkey);
-  if (old_it == m_Map.end())
-    return;
-
-  // Avoid 2 constructions of CFX_ByteString.
-  CFX_ByteString newkey_bytestring = newkey;
-  auto new_it = m_Map.find(newkey_bytestring);
-  if (new_it == old_it)
-    return;
-
-  if (new_it != m_Map.end()) {
-    new_it->second->Release();
-    new_it->second = old_it->second;
-  } else {
-    m_Map.insert(std::make_pair(newkey_bytestring, old_it->second));
-  }
-  m_Map.erase(old_it);
-}
-
-void CPDF_Dictionary::SetAtInteger(const CFX_ByteStringC& key, int i) {
-  SetAt(key, new CPDF_Number(i));
-}
-
-void CPDF_Dictionary::SetAtName(const CFX_ByteStringC& key,
-                                const CFX_ByteString& name) {
-  SetAt(key, new CPDF_Name(name));
-}
-
-void CPDF_Dictionary::SetAtString(const CFX_ByteStringC& key,
-                                  const CFX_ByteString& str) {
-  SetAt(key, new CPDF_String(str, FALSE));
-}
-
-void CPDF_Dictionary::SetAtReference(const CFX_ByteStringC& key,
-                                     CPDF_IndirectObjectHolder* pDoc,
-                                     FX_DWORD objnum) {
-  SetAt(key, new CPDF_Reference(pDoc, objnum));
-}
-
-void CPDF_Dictionary::AddReference(const CFX_ByteStringC& key,
-                                   CPDF_IndirectObjectHolder* pDoc,
-                                   FX_DWORD objnum) {
-  SetAt(key, new CPDF_Reference(pDoc, objnum));
-}
-
-void CPDF_Dictionary::SetAtNumber(const CFX_ByteStringC& key, FX_FLOAT f) {
-  CPDF_Number* pNumber = new CPDF_Number(f);
-  SetAt(key, pNumber);
-}
-
-void CPDF_Dictionary::SetAtBoolean(const CFX_ByteStringC& key, FX_BOOL bValue) {
-  SetAt(key, new CPDF_Boolean(bValue));
-}
-
-void CPDF_Dictionary::SetAtRect(const CFX_ByteStringC& key,
-                                const CFX_FloatRect& rect) {
-  CPDF_Array* pArray = new CPDF_Array;
-  pArray->AddNumber(rect.left);
-  pArray->AddNumber(rect.bottom);
-  pArray->AddNumber(rect.right);
-  pArray->AddNumber(rect.top);
-  SetAt(key, pArray);
-}
-
-void CPDF_Dictionary::SetAtMatrix(const CFX_ByteStringC& key,
-                                  const CFX_Matrix& matrix) {
-  CPDF_Array* pArray = new CPDF_Array;
-  pArray->AddNumber(matrix.a);
-  pArray->AddNumber(matrix.b);
-  pArray->AddNumber(matrix.c);
-  pArray->AddNumber(matrix.d);
-  pArray->AddNumber(matrix.e);
-  pArray->AddNumber(matrix.f);
-  SetAt(key, pArray);
-}
-
-CPDF_Stream::CPDF_Stream(uint8_t* pData, FX_DWORD size, CPDF_Dictionary* pDict)
-    : m_pDict(pDict),
-      m_dwSize(size),
-      m_GenNum(kMemoryBasedGenNum),
-      m_pDataBuf(pData) {}
-
-CPDF_Stream::~CPDF_Stream() {
-  if (IsMemoryBased())
-    FX_Free(m_pDataBuf);
-
-  if (m_pDict)
-    m_pDict->Release();
-}
-
-CPDF_Object::Type CPDF_Stream::GetType() const {
-  return STREAM;
-}
-
-CPDF_Dictionary* CPDF_Stream::GetDict() const {
-  return m_pDict;
-}
-
-bool CPDF_Stream::IsStream() const {
-  return true;
-}
-
-CPDF_Stream* CPDF_Stream::AsStream() {
-  return this;
-}
-
-const CPDF_Stream* CPDF_Stream::AsStream() const {
-  return this;
-}
-
-void CPDF_Stream::InitStreamInternal(CPDF_Dictionary* pDict) {
-  if (pDict) {
-    if (m_pDict)
-      m_pDict->Release();
-    m_pDict = pDict;
-  }
-  if (IsMemoryBased())
-    FX_Free(m_pDataBuf);
-
-  m_GenNum = 0;
-  m_pFile = nullptr;
-}
-
-void CPDF_Stream::InitStream(uint8_t* pData,
-                             FX_DWORD size,
-                             CPDF_Dictionary* pDict) {
-  InitStreamInternal(pDict);
-  m_GenNum = kMemoryBasedGenNum;
-  m_pDataBuf = FX_Alloc(uint8_t, size);
-  if (pData) {
-    FXSYS_memcpy(m_pDataBuf, pData, size);
-  }
-  m_dwSize = size;
-  if (m_pDict) {
-    m_pDict->SetAtInteger("Length", size);
-  }
-}
-
-CPDF_Object* CPDF_Stream::Clone(FX_BOOL bDirect) const {
-  CPDF_StreamAcc acc;
-  acc.LoadAllData(this, TRUE);
-  FX_DWORD streamSize = acc.GetSize();
-  CPDF_Dictionary* pDict = GetDict();
-  if (pDict) {
-    pDict = ToDictionary(pDict->Clone(bDirect));
-  }
-  return new CPDF_Stream(acc.DetachData(), streamSize, pDict);
-}
-
-void CPDF_Stream::SetData(const uint8_t* pData,
-                          FX_DWORD size,
-                          FX_BOOL bCompressed,
-                          FX_BOOL bKeepBuf) {
-  if (IsMemoryBased())
-    FX_Free(m_pDataBuf);
-  m_GenNum = kMemoryBasedGenNum;
-
-  if (bKeepBuf) {
-    m_pDataBuf = const_cast<uint8_t*>(pData);
-  } else {
-    m_pDataBuf = FX_Alloc(uint8_t, size);
-    if (pData) {
-      FXSYS_memcpy(m_pDataBuf, pData, size);
-    }
-  }
-  m_dwSize = size;
-  if (!m_pDict)
-    m_pDict = new CPDF_Dictionary;
-  m_pDict->SetAtInteger("Length", size);
-  if (!bCompressed) {
-    m_pDict->RemoveAt("Filter");
-    m_pDict->RemoveAt("DecodeParms");
-  }
-}
-
-FX_BOOL CPDF_Stream::ReadRawData(FX_FILESIZE offset,
-                                 uint8_t* buf,
-                                 FX_DWORD size) const {
-  if (!IsMemoryBased() && m_pFile)
-    return m_pFile->ReadBlock(buf, offset, size);
-
-  if (m_pDataBuf)
-    FXSYS_memcpy(buf, m_pDataBuf + offset, size);
-  return TRUE;
-}
-void CPDF_Stream::InitStreamFromFile(IFX_FileRead* pFile,
-                                     CPDF_Dictionary* pDict) {
-  InitStreamInternal(pDict);
-  m_pFile = pFile;
-  m_dwSize = (FX_DWORD)pFile->GetSize();
-  if (m_pDict) {
-    m_pDict->SetAtInteger("Length", m_dwSize);
-  }
-}
-
-CFX_WideString CPDF_Stream::GetUnicodeText() const {
-  CPDF_StreamAcc stream;
-  stream.LoadAllData(this, FALSE);
-  return PDF_DecodeText(stream.GetData(), stream.GetSize());
-}
-
-CPDF_StreamAcc::CPDF_StreamAcc() {
-  m_bNewBuf = FALSE;
-  m_pData = NULL;
-  m_dwSize = 0;
-  m_pImageParam = NULL;
-  m_pStream = NULL;
-  m_pSrcData = NULL;
-}
-void CPDF_StreamAcc::LoadAllData(const CPDF_Stream* pStream,
-                                 FX_BOOL bRawAccess,
-                                 FX_DWORD estimated_size,
-                                 FX_BOOL bImageAcc) {
-  if (!pStream)
-    return;
-
-  m_pStream = pStream;
-  if (pStream->IsMemoryBased() &&
-      (!pStream->GetDict()->KeyExist("Filter") || bRawAccess)) {
-    m_dwSize = pStream->GetRawSize();
-    m_pData = pStream->GetRawData();
-    return;
-  }
-  uint8_t* pSrcData;
-  FX_DWORD dwSrcSize = pStream->GetRawSize();
-  if (dwSrcSize == 0)
-    return;
-
-  if (!pStream->IsMemoryBased()) {
-    pSrcData = m_pSrcData = FX_Alloc(uint8_t, dwSrcSize);
-    if (!pStream->ReadRawData(0, pSrcData, dwSrcSize))
-      return;
-  } else {
-    pSrcData = pStream->GetRawData();
-  }
-  uint8_t* pDecryptedData = pSrcData;
-  FX_DWORD dwDecryptedSize = dwSrcSize;
-  if (!pStream->GetDict()->KeyExist("Filter") || bRawAccess) {
-    m_pData = pDecryptedData;
-    m_dwSize = dwDecryptedSize;
-  } else {
-    FX_BOOL bRet = PDF_DataDecode(
-        pDecryptedData, dwDecryptedSize, m_pStream->GetDict(), m_pData,
-        m_dwSize, m_ImageDecoder, m_pImageParam, estimated_size, bImageAcc);
-    if (!bRet) {
-      m_pData = pDecryptedData;
-      m_dwSize = dwDecryptedSize;
-    }
-  }
-  if (pSrcData != pStream->GetRawData() && pSrcData != m_pData) {
-    FX_Free(pSrcData);
-  }
-  if (pDecryptedData != pSrcData && pDecryptedData != m_pData) {
-    FX_Free(pDecryptedData);
-  }
-  m_pSrcData = NULL;
-  m_bNewBuf = m_pData != pStream->GetRawData();
-}
-
-CPDF_StreamAcc::~CPDF_StreamAcc() {
-  if (m_bNewBuf) {
-    FX_Free(m_pData);
-  }
-  FX_Free(m_pSrcData);
-}
-
-const uint8_t* CPDF_StreamAcc::GetData() const {
-  if (m_bNewBuf) {
-    return m_pData;
-  }
-  if (!m_pStream) {
-    return NULL;
-  }
-  return m_pStream->GetRawData();
-}
-
-FX_DWORD CPDF_StreamAcc::GetSize() const {
-  if (m_bNewBuf) {
-    return m_dwSize;
-  }
-  if (!m_pStream) {
-    return 0;
-  }
-  return m_pStream->GetRawSize();
-}
-
-uint8_t* CPDF_StreamAcc::DetachData() {
-  if (m_bNewBuf) {
-    uint8_t* p = m_pData;
-    m_pData = NULL;
-    m_dwSize = 0;
-    return p;
-  }
-  uint8_t* p = FX_Alloc(uint8_t, m_dwSize);
-  FXSYS_memcpy(p, m_pData, m_dwSize);
-  return p;
-}
-
-CPDF_Object::Type CPDF_Null::GetType() const {
-  return NULLOBJ;
-}
-
-CPDF_Object* CPDF_Null::Clone(FX_BOOL bDirect) const {
-  return new CPDF_Null;
-}
-
-CPDF_Reference::~CPDF_Reference() {}
-
-CPDF_Object::Type CPDF_Reference::GetType() const {
-  return REFERENCE;
-}
-
-CFX_ByteString CPDF_Reference::GetString() const {
-  CPDF_Object* obj = SafeGetDirect();
-  return obj ? obj->GetString() : CFX_ByteString();
-}
-
-CFX_ByteStringC CPDF_Reference::GetConstString() const {
-  CPDF_Object* obj = SafeGetDirect();
-  return obj ? obj->GetConstString() : CFX_ByteStringC();
-}
-
-FX_FLOAT CPDF_Reference::GetNumber() const {
-  CPDF_Object* obj = SafeGetDirect();
-  return obj ? obj->GetNumber() : 0;
-}
-
-int CPDF_Reference::GetInteger() const {
-  CPDF_Object* obj = SafeGetDirect();
-  return obj ? obj->GetInteger() : 0;
-}
-
-CPDF_Dictionary* CPDF_Reference::GetDict() const {
-  CPDF_Object* obj = SafeGetDirect();
-  return obj ? obj->GetDict() : nullptr;
-}
-
-bool CPDF_Reference::IsReference() const {
-  return true;
-}
-
-CPDF_Reference* CPDF_Reference::AsReference() {
-  return this;
-}
-
-const CPDF_Reference* CPDF_Reference::AsReference() const {
-  return this;
-}
-
-CPDF_Object* CPDF_Reference::Clone(FX_BOOL bDirect) const {
-  if (bDirect) {
-    auto* pDirect = GetDirect();
-    return pDirect ? pDirect->Clone(TRUE) : nullptr;
-  }
-  return new CPDF_Reference(m_pObjList, m_RefObjNum);
-}
-
-void CPDF_Reference::SetRef(CPDF_IndirectObjectHolder* pDoc, FX_DWORD objnum) {
-  m_pObjList = pDoc;
-  m_RefObjNum = objnum;
-}
-
-CPDF_Object* CPDF_Reference::GetDirect() const {
-  return m_pObjList ? m_pObjList->GetIndirectObject(m_RefObjNum) : nullptr;
-}
-
-CPDF_IndirectObjectHolder::CPDF_IndirectObjectHolder(CPDF_Parser* pParser)
-    : m_pParser(pParser), m_LastObjNum(0) {
-  if (pParser)
-    m_LastObjNum = m_pParser->GetLastObjNum();
-}
-
-CPDF_IndirectObjectHolder::~CPDF_IndirectObjectHolder() {
-  for (const auto& pair : m_IndirectObjs) {
-    pair.second->Destroy();
-  }
-}
-
-CPDF_Object* CPDF_IndirectObjectHolder::GetIndirectObject(FX_DWORD objnum) {
-  if (objnum == 0)
-    return nullptr;
-
-  auto it = m_IndirectObjs.find(objnum);
-  if (it != m_IndirectObjs.end())
-    return it->second->GetObjNum() != -1 ? it->second : nullptr;
-
-  if (!m_pParser)
-    return nullptr;
-
-  CPDF_Object* pObj = m_pParser->ParseIndirectObject(this, objnum);
-  if (!pObj)
-    return nullptr;
-
-  pObj->m_ObjNum = objnum;
-  m_LastObjNum = std::max(m_LastObjNum, objnum);
-  if (m_IndirectObjs[objnum])
-    m_IndirectObjs[objnum]->Destroy();
-
-  m_IndirectObjs[objnum] = pObj;
-  return pObj;
-}
-
-FX_DWORD CPDF_IndirectObjectHolder::AddIndirectObject(CPDF_Object* pObj) {
-  if (pObj->m_ObjNum) {
-    return pObj->m_ObjNum;
-  }
-  m_LastObjNum++;
-  m_IndirectObjs[m_LastObjNum] = pObj;
-  pObj->m_ObjNum = m_LastObjNum;
-  return m_LastObjNum;
-}
-
-void CPDF_IndirectObjectHolder::ReleaseIndirectObject(FX_DWORD objnum) {
-  auto it = m_IndirectObjs.find(objnum);
-  if (it == m_IndirectObjs.end() || it->second->GetObjNum() == -1)
-    return;
-  it->second->Destroy();
-  m_IndirectObjs.erase(it);
-}
-
-FX_BOOL CPDF_IndirectObjectHolder::InsertIndirectObject(FX_DWORD objnum,
-                                                        CPDF_Object* pObj) {
-  if (!objnum || !pObj)
-    return FALSE;
-  auto it = m_IndirectObjs.find(objnum);
-  if (it != m_IndirectObjs.end()) {
-    if (pObj->GetGenNum() <= it->second->GetGenNum()) {
-      pObj->Destroy();
-      return FALSE;
-    }
-    it->second->Destroy();
-  }
-  pObj->m_ObjNum = objnum;
-  m_IndirectObjs[objnum] = pObj;
-  m_LastObjNum = std::max(m_LastObjNum, objnum);
-  return TRUE;
-}
diff --git a/core/src/fpdfapi/fpdf_parser/fpdf_parser_utility.cpp b/core/src/fpdfapi/fpdf_parser/fpdf_parser_utility.cpp
index 0c948c5..c5d21f4 100644
--- a/core/src/fpdfapi/fpdf_parser/fpdf_parser_utility.cpp
+++ b/core/src/fpdfapi/fpdf_parser/fpdf_parser_utility.cpp
@@ -6,7 +6,12 @@
 
 #include "core/src/fpdfapi/fpdf_parser/fpdf_parser_utility.h"
 
-#include "core/include/fpdfapi/fpdf_objects.h"
+#include "core/include/fpdfapi/cpdf_array.h"
+#include "core/include/fpdfapi/cpdf_dictionary.h"
+#include "core/include/fpdfapi/cpdf_number.h"
+#include "core/include/fpdfapi/cpdf_reference.h"
+#include "core/include/fpdfapi/cpdf_stream.h"
+#include "core/include/fpdfapi/cpdf_string.h"
 #include "core/include/fpdfapi/fpdf_parser_decode.h"
 #include "core/include/fxcrt/fx_ext.h"