Revert "Remove FX_Alloc() null checks now that it can't return NULL."

core/include/fxge/fx_ge.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 _FX_GE_H_
 #define _FX_GE_H_
 #ifndef _FX_DIB_H_
 #include "fx_dib.h"
@@ skipping 168 matching lines @@
         return m_pPoints[index].m_PointY;
     }
 
 
 
     FX_PATHPOINT*               GetPoints() const
     {
         return m_pPoints;
     }
 
-    void SetPointCount(int nPoints);
-    void AllocPointCount(int nPoints);
-    void AddPointCount(int addPoints);
+    FX_BOOL                             SetPointCount(int nPoints);
+
+    FX_BOOL                             AllocPointCount(int nPoints);
+
+    FX_BOOL                             AddPointCount(int addPoints);
 
     CFX_FloatRect               GetBoundingBox() const;
 
     CFX_FloatRect               GetBoundingBox(FX_FLOAT line_width, FX_FLOAT miter_limit) const;
 
     void                                Transform(const CFX_AffineMatrix* pMatrix);
 
     FX_BOOL                             IsRect() const;
 
     FX_BOOL                             GetZeroAreaPath(CFX_PathData& NewPath, CFX_AffineMatrix* pMatrix, FX_BOOL&bThin, FX_BOOL bAdjust) const;
 
     FX_BOOL                             IsRect(const CFX_AffineMatrix* pMatrix, CFX_FloatRect* rect) const;
 
-    void Append(const CFX_PathData* pSrc, const CFX_AffineMatrix* pMatrix);
-    void AppendRect(FX_FLOAT left, FX_FLOAT bottom, FX_FLOAT right, FX_FLOAT top);
+    FX_BOOL                             Append(const CFX_PathData* pSrc, const CFX_AffineMatrix* pMatrix);
+
+    FX_BOOL                             AppendRect(FX_FLOAT left, FX_FLOAT bottom, FX_FLOAT right, FX_FLOAT top);
 
     void                                SetPoint(int index, FX_FLOAT x, FX_FLOAT y, int flag);
 
     void                                TrimPoints(int nPoints);
 
-    void Copy(const CFX_PathData &src);
+    FX_BOOL                             Copy(const CFX_PathData &src);
 protected:
     friend class                CPDF_Path;
 
     int                                 m_PointCount;
 
     FX_PATHPOINT*               m_pPoints;
 
     int                                 m_AllocCount;
 };
 class CFX_GraphStateData 
@@ skipping 500 matching lines @@
 
     void                        SetGraphState(const CFX_GraphStateData* pGraphState);
 
     void                        SetColor(FX_DWORD color, int alpha_flag, void* pIccTransform);
 
     void                        FindPSFontGlyph(CFX_FaceCache* pFaceCache, CFX_Font* pFont, const FXTEXT_CHARPOS& charpos, int& ps_fontnum, int &ps_glyphindex);
 
     void                        WritePSBinary(FX_LPCBYTE data, int len);
 };
 #endif