Cleanup CFX_WordBreak

Remove unused GetWord, make methods only used in the class private.

Change-Id: Ia5b63da7f9dc3a918380742213d98f9d1b3651a3
Reviewed-on: https://pdfium-review.googlesource.com/13092
Reviewed-by: Ryan Harrison <rharrison@chromium.org>
Reviewed-by: Henrique Nakashima <hnakashima@chromium.org>
Commit-Queue: dsinclair <dsinclair@chromium.org>

2 files changed, 4 insertions, 25 deletions

diff --git a/core/fxcrt/cfx_wordbreak.cpp b/core/fxcrt/cfx_wordbreak.cpp
index 975dd113c1..1ce85fc0da 100644
--- a/core/fxcrt/cfx_wordbreak.cpp
+++ b/core/fxcrt/cfx_wordbreak.cpp
@@ -2827,22 +2827,6 @@ int32_t CFX_WordBreak::GetWordLength() const {
   return m_pCurIter->GetAt() - m_pPreIter->GetAt() + 1;
 }
 
-void CFX_WordBreak::GetWord(CFX_WideString& wsWord) const {
-  int32_t nWordLength = GetWordLength();
-  if (nWordLength <= 0) {
-    return;
-  }
-  wchar_t* lpBuf = wsWord.GetBuffer(nWordLength);
-  std::unique_ptr<IFX_CharIter> pTempIter = m_pPreIter->Clone();
-  int32_t i = 0;
-  while (pTempIter->GetAt() <= m_pCurIter->GetAt()) {
-    lpBuf[i++] = pTempIter->GetChar();
-    if (!pTempIter->Next())
-      break;
-  }
-  wsWord.ReleaseBuffer(nWordLength);
-}
-
 bool CFX_WordBreak::IsEOF(bool bTail) const {
   return m_pCurIter->IsEOF(bTail);
 }
diff --git a/core/fxcrt/cfx_wordbreak.h b/core/fxcrt/cfx_wordbreak.h
index 4550fcac7c..4580c0ce8d 100644
--- a/core/fxcrt/cfx_wordbreak.h
+++ b/core/fxcrt/cfx_wordbreak.h
@@ -9,9 +9,6 @@
 
 #include <memory>
 
-#include "core/fxcrt/fx_string.h"
-#include "core/fxcrt/fx_system.h"
-
 class IFX_CharIter;
 
 class CFX_WordBreak {
@@ -20,17 +17,15 @@ class CFX_WordBreak {
   ~CFX_WordBreak();
 
   void Attach(IFX_CharIter* pIter);
-  bool Next(bool bPrev);
   void SetAt(int32_t nIndex);
   int32_t GetWordPos() const;
   int32_t GetWordLength() const;
-  void GetWord(CFX_WideString& wsWord) const;
-  bool IsEOF(bool bTail) const;
-
- protected:
-  bool FindNextBreakPos(IFX_CharIter* pIter, bool bPrev, bool bFromNext = true);
 
  private:
+  bool FindNextBreakPos(IFX_CharIter* pIter, bool bPrev, bool bFromNext);
+  bool IsEOF(bool bTail) const;
+  bool Next(bool bPrev);
+
   std::unique_ptr<IFX_CharIter> m_pPreIter;
   std::unique_ptr<IFX_CharIter> m_pCurIter;
 };