Cleanup various IFX_ text interfaces.

xfa/fxfa/app/xfa_textlayout.cpp

 // 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
 
 #include "xfa/fxfa/app/xfa_textlayout.h"
 
 #include <algorithm>
 
@@ skipping 718 matching lines @@
         pXMLElement->GetLocalTagName(wsTag);
         if (wsTag == FX_WSTRC(L"body") || wsTag == FX_WSTRC(L"html")) {
           pXMLContainer = pXMLChild;
           break;
         }
       }
     }
   }
   return pXMLContainer;
 }
-IFX_RTFBreak* CXFA_TextLayout::CreateBreak(FX_BOOL bDefault) {
+CFX_RTFBreak* CXFA_TextLayout::CreateBreak(FX_BOOL bDefault) {
   uint32_t dwStyle = FX_RTFLAYOUTSTYLE_ExpandTab;
   if (!bDefault) {
     dwStyle |= FX_RTFLAYOUTSTYLE_Pagination;
   }
-  IFX_RTFBreak* pBreak = IFX_RTFBreak::Create(0);
+  CFX_RTFBreak* pBreak = new CFX_RTFBreak(0);
   pBreak->SetLayoutStyles(dwStyle);
   pBreak->SetLineBreakChar(L'\n');
   pBreak->SetLineBreakTolerance(1);
   pBreak->SetFont(m_textParser.GetFont(m_pTextProvider, NULL));
   pBreak->SetFontSize(m_textParser.GetFontSize(m_pTextProvider, NULL));
   return pBreak;
 }
 void CXFA_TextLayout::InitBreak(FX_FLOAT fLineWidth) {
   CXFA_Font font = m_pTextProvider->GetFontNode();
   CXFA_Para para = m_pTextProvider->GetParaNode();
@@ skipping 1235 matching lines @@
   tr.iLength = iLength;
   tr.fFontSize = pPiece->fFontSize;
   tr.iBidiLevel = pPiece->iBidiLevel;
   tr.iCharRotation = 0;
   tr.wLineBreakChar = L'\n';
   tr.iVerticalScale = pPiece->iVerScale;
   tr.dwLayoutStyles = FX_RTFLAYOUTSTYLE_ExpandTab;
   tr.iHorizontalScale = pPiece->iHorScale;
   return TRUE;
 }