Give some members better names in fxcrt.

This will be more meaningful when we rewrite these dropping
the hungarian prefix.

-- move one initializer to header.

Change-Id: Ia350c0930402fb0e80863d921df1416f1a999b2f
Reviewed-on: https://pdfium-review.googlesource.com/c/pdfium/+/70070
Reviewed-by: Lei Zhang <thestig@chromium.org>
Commit-Queue: Tom Sepez <tsepez@chromium.org>
diff --git a/core/fxcrt/css/cfx_cssstyleselector.cpp b/core/fxcrt/css/cfx_cssstyleselector.cpp
index c13aca6..260ce9b 100644
--- a/core/fxcrt/css/cfx_cssstyleselector.cpp
+++ b/core/fxcrt/css/cfx_cssstyleselector.cpp
@@ -21,13 +21,13 @@
 #include "core/fxcrt/css/cfx_cssvaluelist.h"
 #include "third_party/base/logging.h"
 
-CFX_CSSStyleSelector::CFX_CSSStyleSelector() : m_fDefFontSize(12.0f) {}
+CFX_CSSStyleSelector::CFX_CSSStyleSelector() = default;
 
-CFX_CSSStyleSelector::~CFX_CSSStyleSelector() {}
+CFX_CSSStyleSelector::~CFX_CSSStyleSelector() = default;
 
-void CFX_CSSStyleSelector::SetDefFontSize(float fFontSize) {
+void CFX_CSSStyleSelector::SetDefaultFontSize(float fFontSize) {
   ASSERT(fFontSize > 0);
-  m_fDefFontSize = fFontSize;
+  m_fDefaultFontSize = fFontSize;
 }
 
 RetainPtr<CFX_CSSComputedStyle> CFX_CSSStyleSelector::CreateComputedStyle(
@@ -515,19 +515,19 @@
                                        float fCurFontSize) {
   switch (eValue) {
     case CFX_CSSPropertyValue::XxSmall:
-      return m_fDefFontSize / 1.2f / 1.2f / 1.2f;
+      return m_fDefaultFontSize / 1.2f / 1.2f / 1.2f;
     case CFX_CSSPropertyValue::XSmall:
-      return m_fDefFontSize / 1.2f / 1.2f;
+      return m_fDefaultFontSize / 1.2f / 1.2f;
     case CFX_CSSPropertyValue::Small:
-      return m_fDefFontSize / 1.2f;
+      return m_fDefaultFontSize / 1.2f;
     case CFX_CSSPropertyValue::Medium:
-      return m_fDefFontSize;
+      return m_fDefaultFontSize;
     case CFX_CSSPropertyValue::Large:
-      return m_fDefFontSize * 1.2f;
+      return m_fDefaultFontSize * 1.2f;
     case CFX_CSSPropertyValue::XLarge:
-      return m_fDefFontSize * 1.2f * 1.2f;
+      return m_fDefaultFontSize * 1.2f * 1.2f;
     case CFX_CSSPropertyValue::XxLarge:
-      return m_fDefFontSize * 1.2f * 1.2f * 1.2f;
+      return m_fDefaultFontSize * 1.2f * 1.2f * 1.2f;
     case CFX_CSSPropertyValue::Larger:
       return fCurFontSize * 1.2f;
     case CFX_CSSPropertyValue::Smaller:
diff --git a/core/fxcrt/css/cfx_cssstyleselector.h b/core/fxcrt/css/cfx_cssstyleselector.h
index 13a0f74..17e3039 100644
--- a/core/fxcrt/css/cfx_cssstyleselector.h
+++ b/core/fxcrt/css/cfx_cssstyleselector.h
@@ -28,7 +28,7 @@
   CFX_CSSStyleSelector();
   ~CFX_CSSStyleSelector();
 
-  void SetDefFontSize(float fFontSize);
+  void SetDefaultFontSize(float fFontSize);
   void SetUAStyleSheet(std::unique_ptr<CFX_CSSStyleSheet> pSheet);
   void UpdateStyleIndex();
 
@@ -75,7 +75,7 @@
   uint32_t ToTextDecoration(const RetainPtr<CFX_CSSValueList>& pList);
   CFX_CSSFontVariant ToFontVariant(CFX_CSSPropertyValue eValue);
 
-  float m_fDefFontSize;
+  float m_fDefaultFontSize = 12.0f;
   std::unique_ptr<CFX_CSSStyleSheet> m_UAStyles;
   CFX_CSSRuleCollection m_UARules;
 };
diff --git a/core/fxcrt/css/cfx_csssyntaxparser.cpp b/core/fxcrt/css/cfx_csssyntaxparser.cpp
index 00b3071..8bd7e8a 100644
--- a/core/fxcrt/css/cfx_csssyntaxparser.cpp
+++ b/core/fxcrt/css/cfx_csssyntaxparser.cpp
@@ -34,7 +34,7 @@
 
 CFX_CSSSyntaxStatus CFX_CSSSyntaxParser::DoSyntaxParse() {
   m_Output.Clear();
-  if (m_bError)
+  if (m_bHasError)
     return CFX_CSSSyntaxStatus::kError;
 
   while (!m_Input.IsEOF()) {
@@ -43,7 +43,7 @@
       case SyntaxMode::kRuleSet:
         switch (wch) {
           case '}':
-            m_bError = true;
+            m_bHasError = true;
             return CFX_CSSSyntaxStatus::kError;
           case '/':
             if (m_Input.GetNextChar() == '*') {
@@ -59,7 +59,7 @@
               m_eMode = SyntaxMode::kSelector;
               return CFX_CSSSyntaxStatus::kStyleRule;
             } else {
-              m_bError = true;
+              m_bHasError = true;
               return CFX_CSSSyntaxStatus::kError;
             }
             break;
@@ -169,7 +169,7 @@
 
 bool CFX_CSSSyntaxParser::RestoreMode() {
   if (m_ModeStack.empty()) {
-    m_bError = true;
+    m_bHasError = true;
     return false;
   }
   m_eMode = m_ModeStack.top();
diff --git a/core/fxcrt/css/cfx_csssyntaxparser.h b/core/fxcrt/css/cfx_csssyntaxparser.h
index 584e4e2..daaae8e 100644
--- a/core/fxcrt/css/cfx_csssyntaxparser.h
+++ b/core/fxcrt/css/cfx_csssyntaxparser.h
@@ -49,7 +49,7 @@
   void SaveMode(SyntaxMode eMode);
   bool RestoreMode();
 
-  bool m_bError = false;
+  bool m_bHasError = false;
   SyntaxMode m_eMode = SyntaxMode::kRuleSet;
   CFX_CSSTextBuf m_Output;
   CFX_CSSExtTextBuf m_Input;
diff --git a/core/fxcrt/fx_number.cpp b/core/fxcrt/fx_number.cpp
index 9935451..178ede9 100644
--- a/core/fxcrt/fx_number.cpp
+++ b/core/fxcrt/fx_number.cpp
@@ -13,22 +13,22 @@
 #include "core/fxcrt/fx_string.h"
 
 FX_Number::FX_Number()
-    : m_bInteger(true), m_bSigned(false), m_UnsignedValue(0) {}
+    : m_bIsInteger(true), m_bIsSigned(false), m_UnsignedValue(0) {}
 
 FX_Number::FX_Number(int32_t value)
-    : m_bInteger(true), m_bSigned(true), m_SignedValue(value) {}
+    : m_bIsInteger(true), m_bIsSigned(true), m_SignedValue(value) {}
 
 FX_Number::FX_Number(float value)
-    : m_bInteger(false), m_bSigned(true), m_FloatValue(value) {}
+    : m_bIsInteger(false), m_bIsSigned(true), m_FloatValue(value) {}
 
 FX_Number::FX_Number(ByteStringView strc)
-    : m_bInteger(true), m_bSigned(false), m_UnsignedValue(0) {
+    : m_bIsInteger(true), m_bIsSigned(false), m_UnsignedValue(0) {
   if (strc.IsEmpty())
     return;
 
   if (strc.Contains('.')) {
-    m_bInteger = false;
-    m_bSigned = true;
+    m_bIsInteger = false;
+    m_bIsSigned = true;
     m_FloatValue = StringToFloat(strc);
     return;
   }
@@ -43,10 +43,10 @@
   size_t cc = 0;
   if (strc[0] == '+') {
     cc++;
-    m_bSigned = true;
+    m_bIsSigned = true;
   } else if (strc[0] == '-') {
     bNegative = true;
-    m_bSigned = true;
+    m_bIsSigned = true;
     cc++;
   }
 
@@ -58,7 +58,7 @@
   }
 
   uint32_t uValue = unsigned_val.ValueOrDefault(0);
-  if (!m_bSigned) {
+  if (!m_bIsSigned) {
     m_UnsignedValue = uValue;
     return;
   }
@@ -86,13 +86,13 @@
 }
 
 int32_t FX_Number::GetSigned() const {
-  return m_bInteger ? m_SignedValue : static_cast<int32_t>(m_FloatValue);
+  return m_bIsInteger ? m_SignedValue : static_cast<int32_t>(m_FloatValue);
 }
 
 float FX_Number::GetFloat() const {
-  if (!m_bInteger)
+  if (!m_bIsInteger)
     return m_FloatValue;
 
-  return m_bSigned ? static_cast<float>(m_SignedValue)
-                   : static_cast<float>(m_UnsignedValue);
+  return m_bIsSigned ? static_cast<float>(m_SignedValue)
+                     : static_cast<float>(m_UnsignedValue);
 }
diff --git a/core/fxcrt/fx_number.h b/core/fxcrt/fx_number.h
index 0ee4744..0449631 100644
--- a/core/fxcrt/fx_number.h
+++ b/core/fxcrt/fx_number.h
@@ -19,15 +19,15 @@
   explicit FX_Number(float value);
   explicit FX_Number(ByteStringView str);
 
-  bool IsInteger() const { return m_bInteger; }
-  bool IsSigned() const { return m_bSigned; }
+  bool IsInteger() const { return m_bIsInteger; }
+  bool IsSigned() const { return m_bIsSigned; }
 
   int32_t GetSigned() const;  // Underflow/Overflow possible.
   float GetFloat() const;
 
  private:
-  bool m_bInteger;  // One of the two integers vs. float type.
-  bool m_bSigned;   // Only valid if |m_bInteger|.
+  bool m_bIsInteger;  // One of the two integers vs. float type.
+  bool m_bIsSigned;   // Only valid if |m_bInteger|.
   union {
     uint32_t m_UnsignedValue;
     int32_t m_SignedValue;
diff --git a/core/fxcrt/fx_stream.cpp b/core/fxcrt/fx_stream.cpp
index ba9c618..9373cd3 100644
--- a/core/fxcrt/fx_stream.cpp
+++ b/core/fxcrt/fx_stream.cpp
@@ -20,7 +20,7 @@
 
 struct FX_FolderHandle {
   HANDLE m_Handle;
-  bool m_bEnd;
+  bool m_bReachedEnd;
   WIN32_FIND_DATAA m_FindData;
 };
 #else
@@ -130,7 +130,7 @@
   if (handle->m_Handle == INVALID_HANDLE_VALUE)
     return nullptr;
 
-  handle->m_bEnd = false;
+  handle->m_bReachedEnd = false;
 #else
   DIR* dir = opendir(path);
   if (!dir)
@@ -149,14 +149,14 @@
     return false;
 
 #if defined(OS_WIN)
-  if (handle->m_bEnd)
+  if (handle->m_bReachedEnd)
     return false;
 
   *filename = handle->m_FindData.cFileName;
   *bFolder =
       (handle->m_FindData.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) != 0;
   if (!FindNextFileA(handle->m_Handle, &handle->m_FindData))
-    handle->m_bEnd = true;
+    handle->m_bReachedEnd = true;
   return true;
 #else
   struct dirent* de = readdir(handle->m_Dir);
diff --git a/xfa/fxfa/cxfa_textparser.cpp b/xfa/fxfa/cxfa_textparser.cpp
index 483ffa2..09094b8 100644
--- a/xfa/fxfa/cxfa_textparser.cpp
+++ b/xfa/fxfa/cxfa_textparser.cpp
@@ -74,7 +74,7 @@
     m_pSelector = std::make_unique<CFX_CSSStyleSelector>();
 
     CXFA_Font* font = pTextProvider->GetFontIfExists();
-    m_pSelector->SetDefFontSize(font ? font->GetFontSize() : 10.0f);
+    m_pSelector->SetDefaultFontSize(font ? font->GetFontSize() : 10.0f);
   }
 
   if (m_cssInitialized)