diff --git a/core/fpdfapi/edit/fpdf_edit_create.cpp b/core/fpdfapi/edit/fpdf_edit_create.cpp
index fae2b14..e5b1fe1 100644
--- a/core/fpdfapi/edit/fpdf_edit_create.cpp
+++ b/core/fpdfapi/edit/fpdf_edit_create.cpp
@@ -128,7 +128,7 @@
       const CPDF_Dictionary* p = pObj->AsDictionary();
       for (const auto& it : *p) {
         const CFX_ByteString& key = it.first;
-        CPDF_Object* pValue = it.second.get();
+        CPDF_Object* pValue = it.second;
         if (pFile->AppendString("/") < 0) {
           return -1;
         }
@@ -197,7 +197,7 @@
     CPDF_Dictionary* p = pParser->GetTrailer();
     for (const auto& it : *p) {
       const CFX_ByteString& key = it.first;
-      CPDF_Object* pValue = it.second.get();
+      CPDF_Object* pValue = it.second;
       if (key == "Encrypt" || key == "Size" || key == "Filter" ||
           key == "Index" || key == "Length" || key == "Prev" || key == "W" ||
           key == "XRefStm" || key == "Type" || key == "ID") {
@@ -1192,7 +1192,7 @@
       for (const auto& it : *p) {
         FX_BOOL bSignValue = FALSE;
         const CFX_ByteString& key = it.first;
-        CPDF_Object* pValue = it.second.get();
+        CPDF_Object* pValue = it.second;
         if (m_File.AppendString("/") < 0) {
           return -1;
         }
@@ -1714,7 +1714,7 @@
       CPDF_Dictionary* p = m_pParser->GetTrailer();
       for (const auto& it : *p) {
         const CFX_ByteString& key = it.first;
-        CPDF_Object* pValue = it.second.get();
+        CPDF_Object* pValue = it.second;
         // TODO(ochang): Consolidate with similar check in
         // PDF_CreatorWriteTrailer.
         if (key == "Encrypt" || key == "Size" || key == "Filter" ||
diff --git a/core/fpdfapi/page/cpdf_allstates.cpp b/core/fpdfapi/page/cpdf_allstates.cpp
index c00af83..70de98e 100644
--- a/core/fpdfapi/page/cpdf_allstates.cpp
+++ b/core/fpdfapi/page/cpdf_allstates.cpp
@@ -52,7 +52,7 @@
                                   CPDF_StreamContentParser* pParser) {
   for (const auto& it : *pGS) {
     const CFX_ByteString& key_str = it.first;
-    CPDF_Object* pElement = it.second.get();
+    CPDF_Object* pElement = it.second;
     CPDF_Object* pObject = pElement ? pElement->GetDirect() : nullptr;
     if (!pObject)
       continue;
diff --git a/core/fpdfapi/page/cpdf_colorspace.cpp b/core/fpdfapi/page/cpdf_colorspace.cpp
index 12af11e..fe840d1 100644
--- a/core/fpdfapi/page/cpdf_colorspace.cpp
+++ b/core/fpdfapi/page/cpdf_colorspace.cpp
@@ -345,7 +345,7 @@
 
     for (const auto& it : *pDict) {
       std::unique_ptr<CPDF_ColorSpace> pRet;
-      CPDF_Object* pValue = it.second.get();
+      CPDF_Object* pValue = it.second;
       if (ToName(pValue))
         pRet.reset(ColorspaceFromName(pValue->GetString()));
       if (pRet)
diff --git a/core/fpdfapi/page/fpdf_page_parser.cpp b/core/fpdfapi/page/fpdf_page_parser.cpp
index e27872a..b6f0bc6 100644
--- a/core/fpdfapi/page/fpdf_page_parser.cpp
+++ b/core/fpdfapi/page/fpdf_page_parser.cpp
@@ -97,7 +97,7 @@
       std::vector<AbbrReplacementOp> replacements;
       for (const auto& it : *pDict) {
         CFX_ByteString key = it.first;
-        CPDF_Object* value = it.second.get();
+        CPDF_Object* value = it.second;
         CFX_ByteStringC fullname =
             PDF_FindFullName(PDF_InlineKeyAbbr, FX_ArraySize(PDF_InlineKeyAbbr),
                              key.AsStringC());
diff --git a/core/fpdfapi/parser/cpdf_array.cpp b/core/fpdfapi/parser/cpdf_array.cpp
index 807f62d..1aec3e0 100644
--- a/core/fpdfapi/parser/cpdf_array.cpp
+++ b/core/fpdfapi/parser/cpdf_array.cpp
@@ -20,11 +20,11 @@
 
 CPDF_Array::~CPDF_Array() {
   // Mark the object as deleted so that it will not be deleted again
-  // in case of cyclic references, then break cycles.
+  // in case of cyclic references.
   m_ObjNum = kInvalidObjNum;
   for (auto& it : m_Objects) {
-    if (it && it->GetObjNum() == kInvalidObjNum)
-      it.release();
+    if (it && it->GetObjNum() != kInvalidObjNum)
+      it->Release();
   }
 }
 
@@ -53,11 +53,10 @@
     std::set<const CPDF_Object*>* pVisited) const {
   pVisited->insert(this);
   CPDF_Array* pCopy = new CPDF_Array();
-  for (const auto& pObj : m_Objects) {
-    if (!pdfium::ContainsKey(*pVisited, pObj.get())) {
-      pCopy->m_Objects.push_back(
-          UniqueObject(pObj->CloneNonCyclic(bDirect, pVisited)));
-    }
+  for (size_t i = 0; i < GetCount(); i++) {
+    CPDF_Object* value = m_Objects[i];
+    if (!pdfium::ContainsKey(*pVisited, value))
+      pCopy->m_Objects.push_back(value->CloneNonCyclic(bDirect, pVisited));
   }
   return pCopy;
 }
@@ -87,7 +86,7 @@
 CPDF_Object* CPDF_Array::GetObjectAt(size_t i) const {
   if (i >= m_Objects.size())
     return nullptr;
-  return m_Objects[i].get();
+  return m_Objects[i];
 }
 
 CPDF_Object* CPDF_Array::GetDirectObjectAt(size_t i) const {
@@ -140,8 +139,11 @@
   if (nCount <= 0 || nCount > m_Objects.size() - i)
     return;
 
-  auto it = m_Objects.begin() + i;
-  m_Objects.erase(it, it + nCount);
+  for (size_t j = 0; j < nCount; ++j) {
+    if (CPDF_Object* p = m_Objects[i + j])
+      p->Release();
+  }
+  m_Objects.erase(m_Objects.begin() + i, m_Objects.begin() + i + nCount);
 }
 
 void CPDF_Array::ConvertToIndirectObjectAt(size_t i,
@@ -149,11 +151,12 @@
   if (i >= m_Objects.size())
     return;
 
-  if (!m_Objects[i] || m_Objects[i]->IsReference())
+  CPDF_Object* pObj = m_Objects[i];
+  if (!pObj || pObj->IsReference())
     return;
 
-  uint32_t dwObjNum = pHolder->AddIndirectObject(m_Objects[i].release());
-  m_Objects[i] = UniqueObject(new CPDF_Reference(pHolder, dwObjNum));
+  uint32_t dwObjNum = pHolder->AddIndirectObject(pObj);
+  m_Objects[i] = new CPDF_Reference(pHolder, dwObjNum);
 }
 
 void CPDF_Array::SetAt(size_t i, CPDF_Object* pObj) {
@@ -163,7 +166,10 @@
     ASSERT(false);
     return;
   }
-  m_Objects[i] = UniqueObject(pObj);
+  if (CPDF_Object* pOld = m_Objects[i])
+    pOld->Release();
+
+  m_Objects[i] = pObj;
 }
 
 void CPDF_Array::InsertAt(size_t index, CPDF_Object* pObj) {
@@ -171,18 +177,18 @@
   CHECK(!pObj || pObj->IsInline());
   if (index >= m_Objects.size()) {
     // Allocate space first.
-    m_Objects.resize(index + 1);
-    m_Objects[index] = UniqueObject(pObj);
+    m_Objects.resize(index + 1, nullptr);
+    m_Objects[index] = pObj;
   } else {
     // Directly insert.
-    m_Objects.insert(m_Objects.begin() + index, UniqueObject(pObj));
+    m_Objects.insert(m_Objects.begin() + index, pObj);
   }
 }
 
 void CPDF_Array::Add(CPDF_Object* pObj) {
   ASSERT(IsArray());
   CHECK(!pObj || pObj->IsInline());
-  m_Objects.push_back(UniqueObject(pObj));
+  m_Objects.push_back(pObj);
 }
 
 void CPDF_Array::AddName(const CFX_ByteString& str) {
diff --git a/core/fpdfapi/parser/cpdf_array.h b/core/fpdfapi/parser/cpdf_array.h
index f473e26..8cfa033 100644
--- a/core/fpdfapi/parser/cpdf_array.h
+++ b/core/fpdfapi/parser/cpdf_array.h
@@ -17,8 +17,8 @@
 
 class CPDF_Array : public CPDF_Object {
  public:
-  using iterator = std::vector<UniqueObject>::iterator;
-  using const_iterator = std::vector<UniqueObject>::const_iterator;
+  using iterator = std::vector<CPDF_Object*>::iterator;
+  using const_iterator = std::vector<CPDF_Object*>::const_iterator;
 
   CPDF_Array();
 
@@ -67,9 +67,8 @@
       bool bDirect,
       std::set<const CPDF_Object*>* pVisited) const override;
 
-  std::vector<UniqueObject> m_Objects;
+  std::vector<CPDF_Object*> m_Objects;
 };
-
 using UniqueArray = std::unique_ptr<CPDF_Array, ReleaseDeleter<CPDF_Object>>;
 
 inline CPDF_Array* ToArray(CPDF_Object* obj) {
diff --git a/core/fpdfapi/parser/cpdf_data_avail.cpp b/core/fpdfapi/parser/cpdf_data_avail.cpp
index 980c94d..e23aa8e 100644
--- a/core/fpdfapi/parser/cpdf_data_avail.cpp
+++ b/core/fpdfapi/parser/cpdf_data_avail.cpp
@@ -155,7 +155,7 @@
 
         for (const auto& it : *pDict) {
           const CFX_ByteString& key = it.first;
-          CPDF_Object* value = it.second.get();
+          CPDF_Object* value = it.second;
           if (key != "Parent")
             new_obj_array.push_back(value);
         }
@@ -493,8 +493,8 @@
 
     CPDF_Array* pArray = ToArray(pObj);
     if (pArray) {
-      for (auto& pArrayObj : *pArray) {
-        if (CPDF_Reference* pRef = ToReference(pArrayObj.get()))
+      for (CPDF_Object* pArrayObj : *pArray) {
+        if (CPDF_Reference* pRef = ToReference(pArrayObj))
           UnavailObjList.Add(pRef->GetRefObjNum());
       }
     }
@@ -742,7 +742,7 @@
     return FALSE;
   }
 
-  for (const auto& pArrayObject : *pHintStreamRange) {
+  for (const CPDF_Object* pArrayObject : *pHintStreamRange) {
     const CPDF_Number* pNumber = ToNumber(pArrayObject->GetDirect());
     if (!pNumber || !pNumber->IsInteger()) {
       m_docStatus = PDF_DATAAVAIL_ERROR;
diff --git a/core/fpdfapi/parser/cpdf_dictionary.cpp b/core/fpdfapi/parser/cpdf_dictionary.cpp
index 435eee7..aab7422 100644
--- a/core/fpdfapi/parser/cpdf_dictionary.cpp
+++ b/core/fpdfapi/parser/cpdf_dictionary.cpp
@@ -27,11 +27,11 @@
 
 CPDF_Dictionary::~CPDF_Dictionary() {
   // Mark the object as deleted so that it will not be deleted again
-  // in case of cyclic references, then break cycles.
+  // in case of cyclic references.
   m_ObjNum = kInvalidObjNum;
-  for (auto& it : m_Map) {
-    if (it.second && it.second->GetObjNum() == kInvalidObjNum)
-      it.second.release();
+  for (const auto& it : m_Map) {
+    if (it.second && it.second->GetObjNum() != kInvalidObjNum)
+      it.second->Release();
   }
 }
 
@@ -65,19 +65,20 @@
     bool bDirect,
     std::set<const CPDF_Object*>* pVisited) const {
   pVisited->insert(this);
-  UniqueDictionary pCopy = UniqueDictionary(new CPDF_Dictionary(m_pPool));
+  CPDF_Dictionary* pCopy = new CPDF_Dictionary(m_pPool);
   for (const auto& it : *this) {
-    if (!pdfium::ContainsKey(*pVisited, it.second.get())) {
-      pCopy->m_Map[it.first] =
-          UniqueObject(it.second->CloneNonCyclic(bDirect, pVisited));
+    CPDF_Object* value = it.second;
+    if (!pdfium::ContainsKey(*pVisited, value)) {
+      pCopy->m_Map.insert(
+          std::make_pair(it.first, value->CloneNonCyclic(bDirect, pVisited)));
     }
   }
-  return pCopy.release();
+  return pCopy;
 }
 
 CPDF_Object* CPDF_Dictionary::GetObjectFor(const CFX_ByteString& key) const {
   auto it = m_Map.find(key);
-  return it != m_Map.end() ? it->second.get() : nullptr;
+  return it != m_Map.end() ? it->second : nullptr;
 }
 
 CPDF_Object* CPDF_Dictionary::GetDirectObjectFor(
@@ -173,12 +174,22 @@
 }
 
 void CPDF_Dictionary::SetFor(const CFX_ByteString& key, CPDF_Object* pObj) {
-  if (!pObj) {
-    m_Map.erase(key);
+  CHECK(!pObj || pObj->IsInline());
+  auto it = m_Map.find(key);
+  if (it == m_Map.end()) {
+    if (pObj)
+      m_Map.insert(std::make_pair(MaybeIntern(key), pObj));
     return;
   }
-  ASSERT(pObj->IsInline());
-  m_Map[key] = UniqueObject(pObj);
+
+  if (it->second == pObj)
+    return;
+  it->second->Release();
+
+  if (pObj)
+    it->second = pObj;
+  else
+    m_Map.erase(it);
 }
 
 void CPDF_Dictionary::ConvertToIndirectObjectFor(
@@ -188,24 +199,35 @@
   if (it == m_Map.end() || it->second->IsReference())
     return;
 
-  uint32_t objnum = pHolder->AddIndirectObject(it->second.release());
-  it->second = UniqueReference(new CPDF_Reference(pHolder, objnum));
+  uint32_t objnum = pHolder->AddIndirectObject(it->second);
+  it->second = new CPDF_Reference(pHolder, objnum);
 }
 
 void CPDF_Dictionary::RemoveFor(const CFX_ByteString& key) {
-  m_Map.erase(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_ByteString& oldkey,
                                  const CFX_ByteString& newkey) {
-  if (oldkey == newkey)
-    return;
-
   auto old_it = m_Map.find(oldkey);
   if (old_it == m_Map.end())
     return;
 
-  m_Map[newkey] = std::move(old_it->second);
+  auto new_it = m_Map.find(newkey);
+  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(MaybeIntern(newkey), old_it->second));
+  }
   m_Map.erase(old_it);
 }
 
diff --git a/core/fpdfapi/parser/cpdf_dictionary.h b/core/fpdfapi/parser/cpdf_dictionary.h
index 6265522..fb8200f 100644
--- a/core/fpdfapi/parser/cpdf_dictionary.h
+++ b/core/fpdfapi/parser/cpdf_dictionary.h
@@ -21,8 +21,8 @@
 
 class CPDF_Dictionary : public CPDF_Object {
  public:
-  using iterator = std::map<CFX_ByteString, UniqueObject>::iterator;
-  using const_iterator = std::map<CFX_ByteString, UniqueObject>::const_iterator;
+  using iterator = std::map<CFX_ByteString, CPDF_Object*>::iterator;
+  using const_iterator = std::map<CFX_ByteString, CPDF_Object*>::const_iterator;
 
   CPDF_Dictionary();
   explicit CPDF_Dictionary(const CFX_WeakPtr<CFX_ByteStringPool>& pPool);
@@ -96,7 +96,7 @@
       std::set<const CPDF_Object*>* visited) const override;
 
   CFX_WeakPtr<CFX_ByteStringPool> m_pPool;
-  std::map<CFX_ByteString, UniqueObject> m_Map;
+  std::map<CFX_ByteString, CPDF_Object*> m_Map;
 };
 
 using UniqueDictionary =
diff --git a/core/fpdfapi/parser/cpdf_object_unittest.cpp b/core/fpdfapi/parser/cpdf_object_unittest.cpp
index e5a5f54..8215226 100644
--- a/core/fpdfapi/parser/cpdf_object_unittest.cpp
+++ b/core/fpdfapi/parser/cpdf_object_unittest.cpp
@@ -139,7 +139,7 @@
           return false;
         for (CPDF_Dictionary::const_iterator it = dict1->begin();
              it != dict1->end(); ++it) {
-          if (!Equal(it->second.get(), dict2->GetObjectFor(it->first)))
+          if (!Equal(it->second, dict2->GetObjectFor(it->first)))
             return false;
         }
         return true;
diff --git a/core/fpdfapi/parser/cpdf_parser.cpp b/core/fpdfapi/parser/cpdf_parser.cpp
index 40a615f..c29ae18 100644
--- a/core/fpdfapi/parser/cpdf_parser.cpp
+++ b/core/fpdfapi/parser/cpdf_parser.cpp
@@ -826,7 +826,7 @@
                         auto it = pTrailer->begin();
                         while (it != pTrailer->end()) {
                           const CFX_ByteString& key = it->first;
-                          CPDF_Object* pElement = it->second.get();
+                          CPDF_Object* pElement = it->second;
                           ++it;
                           uint32_t dwObjNum =
                               pElement ? pElement->GetObjNum() : 0;
diff --git a/core/fpdfapi/parser/cpdf_reference.h b/core/fpdfapi/parser/cpdf_reference.h
index e9416ae..5221832 100644
--- a/core/fpdfapi/parser/cpdf_reference.h
+++ b/core/fpdfapi/parser/cpdf_reference.h
@@ -47,9 +47,6 @@
   uint32_t m_RefObjNum;
 };
 
-using UniqueReference =
-    std::unique_ptr<CPDF_Reference, ReleaseDeleter<CPDF_Object>>;
-
 inline CPDF_Reference* ToReference(CPDF_Object* obj) {
   return obj ? obj->AsReference() : nullptr;
 }
diff --git a/core/fpdfapi/parser/cpdf_stream.h b/core/fpdfapi/parser/cpdf_stream.h
index b440f94..756eccf 100644
--- a/core/fpdfapi/parser/cpdf_stream.h
+++ b/core/fpdfapi/parser/cpdf_stream.h
@@ -51,7 +51,7 @@
       bool bDirect,
       std::set<const CPDF_Object*>* pVisited) const override;
 
-  UniqueDictionary m_pDict;
+  std::unique_ptr<CPDF_Dictionary, ReleaseDeleter<CPDF_Dictionary>> m_pDict;
   bool m_bMemoryBased = true;
   uint32_t m_dwSize = 0;
   std::unique_ptr<uint8_t, FxFreeDeleter> m_pDataBuf;
diff --git a/core/fpdfapi/parser/fpdf_parser_utility.cpp b/core/fpdfapi/parser/fpdf_parser_utility.cpp
index 6f1ce14..7b9ead4 100644
--- a/core/fpdfapi/parser/fpdf_parser_utility.cpp
+++ b/core/fpdfapi/parser/fpdf_parser_utility.cpp
@@ -193,7 +193,7 @@
       buf << "<<";
       for (const auto& it : *p) {
         const CFX_ByteString& key = it.first;
-        CPDF_Object* pValue = it.second.get();
+        CPDF_Object* pValue = it.second;
         buf << "/" << PDF_NameEncode(key);
         if (pValue && !pValue->IsInline()) {
           buf << " " << pValue->GetObjNum() << " 0 R ";
diff --git a/core/fpdfdoc/cpdf_formcontrol.cpp b/core/fpdfdoc/cpdf_formcontrol.cpp
index 7bb9c83..d0b4a2d 100644
--- a/core/fpdfdoc/cpdf_formcontrol.cpp
+++ b/core/fpdfdoc/cpdf_formcontrol.cpp
@@ -68,7 +68,7 @@
     return;
 
   for (const auto& it : *pAP) {
-    CPDF_Object* pObj1 = it.second.get();
+    CPDF_Object* pObj1 = it.second;
     if (!pObj1)
       continue;
 
@@ -80,7 +80,7 @@
     auto subdict_it = pSubDict->begin();
     while (subdict_it != pSubDict->end()) {
       const CFX_ByteString& csKey2 = subdict_it->first;
-      CPDF_Object* pObj2 = subdict_it->second.get();
+      CPDF_Object* pObj2 = subdict_it->second;
       ++subdict_it;
       if (!pObj2)
         continue;
diff --git a/core/fpdfdoc/cpdf_formfield.cpp b/core/fpdfdoc/cpdf_formfield.cpp
index fbe2f05..dc45fbc 100644
--- a/core/fpdfdoc/cpdf_formfield.cpp
+++ b/core/fpdfdoc/cpdf_formfield.cpp
@@ -839,7 +839,7 @@
   if (!pArray)
     return FALSE;
 
-  for (const auto& pObj : *pArray) {
+  for (CPDF_Object* pObj : *pArray) {
     if (pObj->GetInteger() == iOptIndex)
       return TRUE;
   }
diff --git a/core/fpdfdoc/cpdf_interform.cpp b/core/fpdfdoc/cpdf_interform.cpp
index 3bef85e..b8b4b68 100644
--- a/core/fpdfdoc/cpdf_interform.cpp
+++ b/core/fpdfdoc/cpdf_interform.cpp
@@ -138,7 +138,7 @@
 
   for (const auto& it : *pFonts) {
     const CFX_ByteString& csKey = it.first;
-    CPDF_Object* pObj = it.second.get();
+    CPDF_Object* pObj = it.second;
     if (!pObj)
       continue;
 
@@ -179,7 +179,7 @@
 
   for (const auto& it : *pFonts) {
     const CFX_ByteString& csKey = it.first;
-    CPDF_Object* pObj = it.second.get();
+    CPDF_Object* pObj = it.second;
     if (!pObj)
       continue;
 
@@ -216,7 +216,7 @@
 
   for (const auto& it : *pFonts) {
     const CFX_ByteString& csKey = it.first;
-    CPDF_Object* pObj = it.second.get();
+    CPDF_Object* pObj = it.second;
     if (!pObj)
       continue;
 
diff --git a/fpdfsdk/formfiller/cba_fontmap.cpp b/fpdfsdk/formfiller/cba_fontmap.cpp
index 7178b90..26feaf7 100644
--- a/fpdfsdk/formfiller/cba_fontmap.cpp
+++ b/fpdfsdk/formfiller/cba_fontmap.cpp
@@ -119,7 +119,7 @@
   CPDF_Font* pFind = nullptr;
   for (const auto& it : *pFonts) {
     const CFX_ByteString& csKey = it.first;
-    CPDF_Object* pObj = it.second.get();
+    CPDF_Object* pObj = it.second;
     if (!pObj)
       continue;
 
diff --git a/fpdfsdk/fpdf_flatten.cpp b/fpdfsdk/fpdf_flatten.cpp
index abfc69b..4be0135 100644
--- a/fpdfsdk/fpdf_flatten.cpp
+++ b/fpdfsdk/fpdf_flatten.cpp
@@ -382,7 +382,7 @@
       } else {
         auto it = pAPDic->begin();
         if (it != pAPDic->end()) {
-          CPDF_Object* pFirstObj = it->second.get();
+          CPDF_Object* pFirstObj = it->second;
           if (pFirstObj) {
             if (pFirstObj->IsReference())
               pFirstObj = pFirstObj->GetDirect();
diff --git a/fpdfsdk/fpdf_transformpage.cpp b/fpdfsdk/fpdf_transformpage.cpp
index 47b6cec..dfaebd3 100644
--- a/fpdfsdk/fpdf_transformpage.cpp
+++ b/fpdfsdk/fpdf_transformpage.cpp
@@ -172,7 +172,7 @@
     CPDF_Dictionary* pPattenDict = pRes->GetDictFor("Pattern");
     if (pPattenDict) {
       for (const auto& it : *pPattenDict) {
-        CPDF_Object* pObj = it.second.get();
+        CPDF_Object* pObj = it.second;
         if (pObj->IsReference())
           pObj = pObj->GetDirect();
 
diff --git a/fpdfsdk/fpdfppo.cpp b/fpdfsdk/fpdfppo.cpp
index 8a46ea4..f41f904 100644
--- a/fpdfsdk/fpdfppo.cpp
+++ b/fpdfsdk/fpdfppo.cpp
@@ -105,8 +105,8 @@
     // Clone the page dictionary
     for (const auto& it : *pSrcPageDict) {
       const CFX_ByteString& cbSrcKeyStr = it.first;
-      CPDF_Object* pObj = it.second.get();
-      if (cbSrcKeyStr.Compare("Type") && cbSrcKeyStr.Compare("Parent")) {
+      CPDF_Object* pObj = it.second;
+      if (cbSrcKeyStr.Compare(("Type")) && cbSrcKeyStr.Compare(("Parent"))) {
         if (pCurPageDict->KeyExist(cbSrcKeyStr))
           pCurPageDict->RemoveFor(cbSrcKeyStr);
         pCurPageDict->SetFor(cbSrcKeyStr, pObj->Clone());
@@ -219,7 +219,7 @@
       auto it = pDict->begin();
       while (it != pDict->end()) {
         const CFX_ByteString& key = it->first;
-        CPDF_Object* pNextObj = it->second.get();
+        CPDF_Object* pNextObj = it->second;
         ++it;
         if (key == "Parent" || key == "Prev" || key == "First")
           continue;
diff --git a/fpdfsdk/fpdfview.cpp b/fpdfsdk/fpdfview.cpp
index 7f2faa0..3ab81fe 100644
--- a/fpdfsdk/fpdfview.cpp
+++ b/fpdfsdk/fpdfview.cpp
@@ -1104,7 +1104,7 @@
     int i = 0;
     for (const auto& it : *pDest) {
       bsName = it.first;
-      pDestObj = it.second.get();
+      pDestObj = it.second;
       if (!pDestObj)
         continue;
       if (i == index)
diff --git a/fpdfsdk/javascript/Document.cpp b/fpdfsdk/javascript/Document.cpp
index 298c357..0b08f66 100644
--- a/fpdfsdk/javascript/Document.cpp
+++ b/fpdfsdk/javascript/Document.cpp
@@ -808,7 +808,7 @@
   // It's to be compatible to non-standard info dictionary.
   for (const auto& it : *pDictionary) {
     const CFX_ByteString& bsKey = it.first;
-    CPDF_Object* pValueObj = it.second.get();
+    CPDF_Object* pValueObj = it.second;
     CFX_WideString wsKey = CFX_WideString::FromUTF8(bsKey.AsStringC());
     if (pValueObj->IsString() || pValueObj->IsName()) {
       pRuntime->PutObjectString(pObj, wsKey, pValueObj->GetUnicodeText());
diff --git a/xfa/fxfa/app/xfa_fontmgr.cpp b/xfa/fxfa/app/xfa_fontmgr.cpp
index bb27184..6e54c41 100644
--- a/xfa/fxfa/app/xfa_fontmgr.cpp
+++ b/xfa/fxfa/app/xfa_fontmgr.cpp
@@ -1839,7 +1839,7 @@
   IFGAS_FontMgr* pFDEFontMgr = m_pDoc->GetApp()->GetFDEFontMgr();
   for (const auto& it : *pFontSetDict) {
     const CFX_ByteString& key = it.first;
-    CPDF_Object* pObj = it.second.get();
+    CPDF_Object* pObj = it.second;
     if (!PsNameMatchDRFontName(name.AsStringC(), bBold, bItalic, key,
                                bStrictMatch)) {
       continue;