XFA: Manual merge of Clean up IFX_BidiChar

core/src/fxcrt/fx_arabic.cpp

Index: core/src/fxcrt/fx_arabic.cpp
diff --git a/core/src/fxcrt/fx_arabic.cpp b/core/src/fxcrt/fx_arabic.cpp
index 139e9f1f48fae163e906f949b4bffd0659693c24..f086bcf464348e8fdd0f74851e85683eb50c5c40 100644
--- a/core/src/fxcrt/fx_arabic.cpp
+++ b/core/src/fxcrt/fx_arabic.cpp
@@ -1053,77 +1053,3 @@ void FX_BidiLine(CFX_RTFCharArray& chars, int32_t iCount, int32_t iBaseLevel) {
   CFX_BidiLineTemplate<CFX_RTFChar> blt;
   blt.FX_BidiLine(chars, iCount, iBaseLevel);
 }
-IFX_BidiChar* IFX_BidiChar::Create() {
-  return new CFX_BidiChar;
-}
-CFX_BidiChar::CFX_BidiChar()
-    : m_bSeparateNeutral(TRUE),
-      m_iCurStart(0),
-      m_iCurCount(0),
-      m_iCurBidi(0),
-      m_iLastBidi(0),
-      m_iLastStart(0),
-      m_iLastCount(0) {}
-void CFX_BidiChar::SetPolicy(FX_BOOL bSeparateNeutral) {
-  m_bSeparateNeutral = bSeparateNeutral;
-}
-
-FX_BOOL CFX_BidiChar::AppendChar(FX_WCHAR wch) {
-  FX_DWORD dwProps = kTextLayoutCodeProperties[(FX_WORD)wch];
-  int32_t iBidiCls = (dwProps & FX_BIDICLASSBITSMASK) >> FX_BIDICLASSBITS;
-  int32_t iContext = 0;
-  switch (iBidiCls) {
-    case FX_BIDICLASS_L:
-    case FX_BIDICLASS_AN:
-    case FX_BIDICLASS_EN:
-      iContext = 1;
-      break;
-    case FX_BIDICLASS_R:
-    case FX_BIDICLASS_AL:
-      iContext = 2;
-      break;
-  }
-  FX_BOOL bRet = FALSE;
-  if (iContext != m_iCurBidi) {
-    if (m_bSeparateNeutral) {
-      bRet = TRUE;
-    } else {
-      if (m_iCurBidi == 0) {
-        bRet = (m_iCurCount > 0);
-      } else {
-        bRet = (iContext != 0);
-      }
-    }
-    if (bRet) {
-      m_iLastBidi = m_iCurBidi;
-      m_iLastStart = m_iCurStart;
-      m_iCurStart = m_iCurCount;
-      m_iLastCount = m_iCurCount - m_iLastStart;
-    }
-    if (m_bSeparateNeutral || iContext != 0) {
-      m_iCurBidi = iContext;
-    }
-  }
-  m_iCurCount++;
-  return bRet;
-}
-FX_BOOL CFX_BidiChar::EndChar() {
-  m_iLastBidi = m_iCurBidi;
-  m_iLastStart = m_iCurStart;
-  m_iCurStart = m_iCurCount;
-  m_iLastCount = m_iCurCount - m_iLastStart;
-  return m_iLastCount > 0;
-}
-int32_t CFX_BidiChar::GetBidiInfo(int32_t& iStart, int32_t& iCount) {
-  iStart = m_iLastStart;
-  iCount = m_iLastCount;
-  return m_iLastBidi;
-}
-void CFX_BidiChar::Reset() {
-  m_iCurStart = 0;
-  m_iCurCount = 0;
-  m_iCurBidi = 0;
-  m_iLastBidi = 0;
-  m_iLastStart = 0;
-  m_iLastCount = 0;
-}