Properly ref-count CFGAS_GEFont with CFX_RetainPtr.

xfa/fde/cfde_txtedtengine.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/fde/cfde_txtedtengine.h"
 
 #include <algorithm>
 
@@ skipping 16 matching lines @@
 
 }  // namespace
 
 FDE_TXTEDTPARAMS::FDE_TXTEDTPARAMS()
     : fPlateWidth(0),
       fPlateHeight(0),
       nLineCount(0),
       dwLayoutStyles(0),
       dwAlignment(0),
       dwMode(0),
-      pFont(nullptr),
       fFontSize(10.0f),
       dwFontColor(0xff000000),
       fLineSpace(10.0f),
       fTabWidth(36),
       bTabEquidistant(false),
       wDefChar(0xFEFF),
       wLineBreakChar('\n'),
       nCharRotation(0),
       nLineEnd(0),
       nHorzScale(100),
       fCharSpace(0),
       pEventSink(nullptr) {}
 
+FDE_TXTEDTPARAMS::~FDE_TXTEDTPARAMS() {}
+
 FDE_TXTEDT_TEXTCHANGE_INFO::FDE_TXTEDT_TEXTCHANGE_INFO() {}
 
 FDE_TXTEDT_TEXTCHANGE_INFO::~FDE_TXTEDT_TEXTCHANGE_INFO() {}
 
 CFDE_TxtEdtEngine::CFDE_TxtEdtEngine()
     : m_pTxtBuf(new CFDE_TxtEdtBuf()),
       m_nPageLineCount(20),
       m_nLineCount(0),
       m_nAnchorPos(-1),
       m_nLayoutPos(0),
@@ skipping 1415 matching lines @@
       m_SelRangePtrArr.RemoveAt(nCountRange);
       DeleteRange_DoRecord(nSelStart, nSelCount, true);
     }
     ClearSelection();
     m_Param.pEventSink->OnTextChanged(m_ChangeInfo);
     m_Param.pEventSink->OnSelChanged();
     SetCaretPos(nSelStart, true);
     return;
   }
 }