Rename IFX_Unknown to IFX_Retainable.

xfa/fgas/layout/fgas_rtfbreak.h

 // Copyright 2014 PDFium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
 
 #ifndef XFA_FGAS_LAYOUT_FGAS_RTFBREAK_H_
 #define XFA_FGAS_LAYOUT_FGAS_RTFBREAK_H_
 
+#include "core/fxcrt/include/fx_basic.h"
 #include "core/fxcrt/include/fx_ucd.h"
 #include "core/fxge/include/fx_ge.h"
 #include "xfa/fgas/crt/fgas_memory.h"
 #include "xfa/fgas/crt/fgas_utils.h"
 #include "xfa/fgas/layout/fgas_textbreak.h"
 #include "xfa/fgas/layout/fgas_unicode.h"
 
-class IFX_Unknown;
 class IFX_Font;
 
 #define FX_RTFBREAKPOLICY_None 0x00
 #define FX_RTFBREAKPOLICY_SpaceBreak 0x01
 #define FX_RTFBREAKPOLICY_NumberBreak 0x02
 #define FX_RTFBREAKPOLICY_InfixBreak 0x04
 #define FX_RTFBREAKPOLICY_TabBreak 0x08
 #define FX_RTFBREAKPOLICY_OrphanPositionedTab 0x10
 #define FX_RTFBREAK_None 0x00
 #define FX_RTFBREAK_PieceBreak 0x01
@@ skipping 151 matching lines @@
   int32_t m_iChars;
   int32_t m_iBidiLevel;
   int32_t m_iBidiPos;
   int32_t m_iFontSize;
   int32_t m_iFontHeight;
   int32_t m_iHorizontalScale;
   int32_t m_iVerticalScale;
   uint32_t m_dwLayoutStyles;
   uint32_t m_dwIdentity;
   CFX_RTFCharArray* m_pChars;
-  IFX_Unknown* m_pUserData;
+  IFX_Retainable* m_pUserData;
 };
 typedef CFX_BaseArrayTemplate<CFX_RTFPiece> CFX_RTFPieceArray;
 
 class CFX_RTFLine {
  public:
   CFX_RTFLine()
       : m_LinePieces(16),
         m_iStart(0),
         m_iWidth(0),
         m_iArabicChars(0),
@@ skipping 13 matching lines @@
     ASSERT(index > -1 && index < m_LinePieces.GetSize());
     return m_LinePieces.GetAt(index);
   }
   CFX_RTFPiece* GetPiecePtr(int32_t index) const {
     ASSERT(index > -1 && index < m_LinePieces.GetSize());
     return m_LinePieces.GetPtrAt(index);
   }
   int32_t GetLineEnd() const { return m_iStart + m_iWidth; }
   void RemoveAll(FX_BOOL bLeaveMemory = FALSE) {
     CFX_RTFChar* pChar;
-    IFX_Unknown* pUnknown;
+    IFX_Retainable* pUnknown;
     int32_t iCount = m_LineChars.GetSize();
     for (int32_t i = 0; i < iCount; i++) {
       pChar = m_LineChars.GetDataPtr(i);
       if ((pUnknown = pChar->m_pUserData) != NULL) {
         pUnknown->Release();
       }
     }
     m_LineChars.RemoveAll();
     m_LinePieces.RemoveAll(bLeaveMemory);
     m_iWidth = 0;
@@ skipping 26 matching lines @@
   void SetDefaultChar(FX_WCHAR wch);
   void SetLineBreakChar(FX_WCHAR wch);
   void SetLineBreakTolerance(FX_FLOAT fTolerance);
   void SetHorizontalScale(int32_t iScale);
   void SetVerticalScale(int32_t iScale);
   void SetCharRotation(int32_t iCharRotation);
   void SetCharSpace(FX_FLOAT fCharSpace);
   void SetWordSpace(FX_BOOL bDefault, FX_FLOAT fWordSpace);
   void SetReadingOrder(FX_BOOL bRTL = FALSE);
   void SetAlignment(int32_t iAlignment = FX_RTFLINEALIGNMENT_Left);
-  void SetUserData(IFX_Unknown* pUserData);
+  void SetUserData(IFX_Retainable* pUserData);
   uint32_t AppendChar(FX_WCHAR wch);
   uint32_t EndBreak(uint32_t dwStatus = FX_RTFBREAK_PieceBreak);
   int32_t CountBreakPieces() const;
   const CFX_RTFPiece* GetBreakPiece(int32_t index) const;
   void GetLineRect(CFX_RectF& rect) const;
   void ClearBreakPieces();
   void Reset();
   int32_t GetDisplayPos(const FX_RTFTEXTOBJ* pText,
                         FXTEXT_CHARPOS* pCharPos,
                         FX_BOOL bCharCode = FALSE,
@@ skipping 30 matching lines @@
   int32_t m_iHorizontalScale;
   int32_t m_iVerticalScale;
   int32_t m_iLineRotation;
   int32_t m_iCharRotation;
   int32_t m_iRotation;
   int32_t m_iCharSpace;
   FX_BOOL m_bWordSpace;
   int32_t m_iWordSpace;
   FX_BOOL m_bRTL;
   int32_t m_iAlignment;
-  IFX_Unknown* m_pUserData;
+  IFX_Retainable* m_pUserData;
   FX_CHARTYPE m_eCharType;
   uint32_t m_dwIdentity;
   CFX_RTFLine m_RTFLine1;
   CFX_RTFLine m_RTFLine2;
   CFX_RTFLine* m_pCurLine;
   int32_t m_iReady;
   int32_t m_iTolerance;
   int32_t GetLineRotation(uint32_t dwStyles) const;
   void SetBreakStatus();
   CFX_RTFChar* GetLastChar(int32_t index) const;
@@ skipping 12 matching lines @@
   FX_BOOL EndBreak_SplitLine(CFX_RTFLine* pNextLine,
                              FX_BOOL bAllChars,
                              uint32_t dwStatus);
   void EndBreak_BidiLine(CFX_TPOArray& tpos, uint32_t dwStatus);
   void EndBreak_Alignment(CFX_TPOArray& tpos,
                           FX_BOOL bAllChars,
                           uint32_t dwStatus);
 };
 
 #endif  // XFA_FGAS_LAYOUT_FGAS_RTFBREAK_H_