Rename enum class FPDFText_MarkedContent.

Rename it to CPDF_TextPage::MarkedContentState, and rename its values to
kFoo to conform to the style guide.

Change-Id: I5ff5ba5941caae94486e5d4dc345008de62700ef
Reviewed-on: https://pdfium-review.googlesource.com/c/pdfium/+/65413
Commit-Queue: Lei Zhang <thestig@chromium.org>
Reviewed-by: Tom Sepez <tsepez@chromium.org>

core/fpdftext/cpdf_textpage.cpp

diff --git a/core/fpdftext/cpdf_textpage.cpp b/core/fpdftext/cpdf_textpage.cpp
index 789b60e..5f2d88e 100644
--- a/core/fpdftext/cpdf_textpage.cpp
+++ b/core/fpdftext/cpdf_textpage.cpp
@@ -805,11 +805,12 @@
   m_LineObj.insert(m_LineObj.begin(), Obj);
 }
 
-FPDFText_MarkedContent CPDF_TextPage::PreMarkedContent(PDFTEXT_Obj Obj) {
+CPDF_TextPage::MarkedContentState CPDF_TextPage::PreMarkedContent(
+    PDFTEXT_Obj Obj) {
   CPDF_TextObject* pTextObj = Obj.m_pTextObj.Get();
   size_t nContentMarks = pTextObj->m_ContentMarks.CountItems();
   if (nContentMarks == 0)
-    return FPDFText_MarkedContent::Pass;
+    return MarkedContentState::kPass;
 
   WideString actText;
   bool bExist = false;
@@ -826,18 +827,18 @@
     }
   }
   if (!bExist)
-    return FPDFText_MarkedContent::Pass;
+    return MarkedContentState::kPass;
 
   if (m_pPreTextObj) {
     const CPDF_ContentMarks& marks = m_pPreTextObj->m_ContentMarks;
     if (marks.CountItems() == nContentMarks &&
         marks.GetItem(nContentMarks - 1)->GetParam() == pDict) {
-      return FPDFText_MarkedContent::Done;
+      return MarkedContentState::kDone;
     }
   }
 
   if (actText.IsEmpty())
-    return FPDFText_MarkedContent::Pass;
+    return MarkedContentState::kPass;
 
   RetainPtr<CPDF_Font> pFont = pTextObj->GetFont();
   bExist = false;
@@ -848,7 +849,7 @@
     }
   }
   if (!bExist)
-    return FPDFText_MarkedContent::Pass;
+    return MarkedContentState::kPass;
 
   bExist = false;
   for (size_t i = 0; i < actText.GetLength(); ++i) {
@@ -859,9 +860,9 @@
     }
   }
   if (!bExist)
-    return FPDFText_MarkedContent::Done;
+    return MarkedContentState::kDone;
 
-  return FPDFText_MarkedContent::Delay;
+  return MarkedContentState::kDelay;
 }
 
 void CPDF_TextPage::ProcessMarkedContent(PDFTEXT_Obj Obj) {
@@ -937,8 +938,8 @@
   CFX_Matrix formMatrix = Obj.m_formMatrix;
   RetainPtr<CPDF_Font> pFont = pTextObj->GetFont();
   CFX_Matrix matrix = pTextObj->GetTextMatrix() * formMatrix;
-  FPDFText_MarkedContent ePreMKC = PreMarkedContent(Obj);
-  if (ePreMKC == FPDFText_MarkedContent::Done) {
+  MarkedContentState ePreMKC = PreMarkedContent(Obj);
+  if (ePreMKC == MarkedContentState::kDone) {
     m_pPreTextObj = pTextObj;
     m_perMatrix = formMatrix;
     return;
@@ -1001,7 +1002,7 @@
     m_CurlineRect = Obj.m_pTextObj->GetRect();
   }
 
-  if (ePreMKC == FPDFText_MarkedContent::Delay) {
+  if (ePreMKC == MarkedContentState::kDelay) {
     ProcessMarkedContent(Obj);
     m_pPreTextObj = pTextObj;
     m_perMatrix = formMatrix;

core/fpdftext/cpdf_textpage.h

diff --git a/core/fpdftext/cpdf_textpage.h b/core/fpdftext/cpdf_textpage.h
index 8207f70..a5f3eeb 100644
--- a/core/fpdftext/cpdf_textpage.h
+++ b/core/fpdftext/cpdf_textpage.h
@@ -36,8 +36,6 @@
 #define TEXT_HYPHEN L"-"
 #define TEXT_CHARRATIO_GAPDELTA 0.070
 
-enum class FPDFText_MarkedContent { Pass = 0, Done, Delay };
-
 enum class FPDFText_Direction { Left = -1, Right = 1 };
 
 class PAGECHAR_INFO {
@@ -120,6 +118,8 @@
     Hyphen,
   };
 
+  enum class MarkedContentState { kPass = 0, kDone, kDelay };
+
   bool IsHyphen(wchar_t curChar) const;
   bool IsControlChar(const PAGECHAR_INFO& charInfo);
   void ProcessObject();
@@ -139,7 +139,7 @@
                              CPDF_PageObjectHolder::const_iterator iter);
   bool IsSameTextObject(CPDF_TextObject* pTextObj1, CPDF_TextObject* pTextObj2);
   void CloseTempLine();
-  FPDFText_MarkedContent PreMarkedContent(PDFTEXT_Obj pObj);
+  MarkedContentState PreMarkedContent(PDFTEXT_Obj pObj);
   void ProcessMarkedContent(PDFTEXT_Obj pObj);
   void FindPreviousTextObject();
   void AddCharInfoByLRDirection(wchar_t wChar, const PAGECHAR_INFO& info);