Properly ref-count CFGAS_GEFont with CFX_RetainPtr.

xfa/fxfa/app/xfa_textlayout.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_FXFA_APP_XFA_TEXTLAYOUT_H_
 #define XFA_FXFA_APP_XFA_TEXTLAYOUT_H_
 
 #include <map>
@@ skipping 74 matching lines @@
   IFDE_CSSComputedStyle* ComputeStyle(CFDE_XMLNode* pXMLNode,
                                       IFDE_CSSComputedStyle* pParentStyle);
   bool IsParsed() const { return !!m_pAllocator; }
 
   int32_t GetVAlign(CXFA_TextProvider* pTextProvider) const;
   FX_FLOAT GetTabInterval(IFDE_CSSComputedStyle* pStyle) const;
   int32_t CountTabs(IFDE_CSSComputedStyle* pStyle) const;
   bool IsSpaceRun(IFDE_CSSComputedStyle* pStyle) const;
   bool GetTabstops(IFDE_CSSComputedStyle* pStyle,
                    CXFA_TextTabstopsContext* pTabstopContext);
-  CFGAS_GEFont* GetFont(CXFA_TextProvider* pTextProvider,
-                        IFDE_CSSComputedStyle* pStyle) const;
+  CFX_RetainPtr<CFGAS_GEFont> GetFont(CXFA_TextProvider* pTextProvider,
+                                      IFDE_CSSComputedStyle* pStyle) const;
   FX_FLOAT GetFontSize(CXFA_TextProvider* pTextProvider,
                        IFDE_CSSComputedStyle* pStyle) const;
   int32_t GetHorScale(CXFA_TextProvider* pTextProvider,
                       IFDE_CSSComputedStyle* pStyle,
                       CFDE_XMLNode* pXMLNode) const;
   int32_t GetVerScale(CXFA_TextProvider* pTextProvider,
                       IFDE_CSSComputedStyle* pStyle) const;
   void GetUnderline(CXFA_TextProvider* pTextProvider,
                     IFDE_CSSComputedStyle* pStyle,
                     int32_t& iUnderline,
@@ skipping 97 matching lines @@
 
   FX_WCHAR* pszText;
   int32_t iChars;
   int32_t* pWidths;
   int32_t iHorScale;
   int32_t iVerScale;
   int32_t iBidiLevel;
   int32_t iUnderline;
   int32_t iPeriod;
   int32_t iLineThrough;
-  CFGAS_GEFont* pFont;
+  CFX_RetainPtr<CFGAS_GEFont> pFont;
   FX_ARGB dwColor;
   FX_FLOAT fFontSize;
   CFX_RectF rtPiece;
   CXFA_LinkUserData* pLinkData;
 };
 typedef CFX_ArrayTemplate<XFA_TextPiece*> CXFA_PieceArray;
 
 class CXFA_PieceLine : public CFX_Target {
  public:
   CXFA_PieceLine();
@@ skipping 121 matching lines @@
   std::unique_ptr<CXFA_LoaderContext> m_pLoader;
   int32_t m_iLines;
   FX_FLOAT m_fMaxWidth;
   CXFA_TextParser m_textParser;
   CXFA_PieceLineArray m_pieceLines;
   std::unique_ptr<CXFA_TextTabstopsContext> m_pTabstopContext;
   bool m_bBlockContinue;
 };
 
 #endif  // XFA_FXFA_APP_XFA_TEXTLAYOUT_H_