Remove unused PS generation code.

core/fxge/apple/apple_int.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 CORE_FXGE_APPLE_APPLE_INT_H_
 #define CORE_FXGE_APPLE_APPLE_INT_H_
 
 #include "core/fxcrt/include/fx_system.h"
@@ skipping 69 matching lines @@
 };
 
 class CFX_QuartzDeviceDriver : public IFX_RenderDeviceDriver {
  public:
   CFX_QuartzDeviceDriver(CGContextRef context, int32_t deviceClass);
   ~CFX_QuartzDeviceDriver() override;
 
   // IFX_RenderDeviceDriver
   int GetDeviceCaps(int caps_id) override;
   CFX_Matrix GetCTM() const override;
-  FX_BOOL IsPSPrintDriver() override { return FALSE; }
-  FX_BOOL StartRendering() override { return TRUE; }
-  void EndRendering() override {}
   void SaveState() override;
   void RestoreState(bool bKeepSaved) override;
   FX_BOOL SetClip_PathFill(const CFX_PathData* pPathData,
                            const CFX_Matrix* pObject2Device,
                            int fill_mode) override;
   FX_BOOL SetClip_PathStroke(const CFX_PathData* pPathData,
                              const CFX_Matrix* pObject2Device,
                              const CFX_GraphStateData* pGraphState) override;
   FX_BOOL DrawPath(const CFX_PathData* pPathData,
                    const CFX_Matrix* pObject2Device,
                    const CFX_GraphStateData* pGraphState,
                    uint32_t fill_color,
                    uint32_t stroke_color,
                    int fill_mode,
                    int alpha_flag = 0,
                    void* pIccTransform = NULL,
                    int blend_type = FXDIB_BLEND_NORMAL) override;
-  FX_BOOL SetPixel(int x,
-                   int y,
-                   uint32_t color,
-                   int alpha_flag = 0,
-                   void* pIccTransform = NULL) override {
-    return FALSE;
-  }
   FX_BOOL FillRect(const FX_RECT* pRect,
                    uint32_t fill_color,
                    int alpha_flag = 0,
                    void* pIccTransform = NULL,
                    int blend_type = FXDIB_BLEND_NORMAL) override;
   FX_BOOL DrawCosmeticLine(FX_FLOAT x1,
                            FX_FLOAT y1,
                            FX_FLOAT x2,
                            FX_FLOAT y2,
                            uint32_t color,
                            int alpha_flag = 0,
                            void* pIccTransform = NULL,
                            int blend_type = FXDIB_BLEND_NORMAL) override;
   FX_BOOL GetClipBox(FX_RECT* pRect) override;
   FX_BOOL GetDIBits(CFX_DIBitmap* pBitmap,
                     int left,
                     int top,
                     void* pIccTransform = NULL,
                     FX_BOOL bDEdge = FALSE) override;
-  CFX_DIBitmap* GetBackDrop() override { return NULL; }
   FX_BOOL SetDIBits(const CFX_DIBSource* pBitmap,
                     uint32_t color,
                     const FX_RECT* pSrcRect,
                     int dest_left,
                     int dest_top,
                     int blend_type,
                     int alpha_flag = 0,
                     void* pIccTransform = NULL) override;
   FX_BOOL StretchDIBits(const CFX_DIBSource* pBitmap,
                         uint32_t color,
@@ skipping 10 matching lines @@
                       int bitmap_alpha,
                       uint32_t color,
                       const CFX_Matrix* pMatrix,
                       uint32_t flags,
                       void*& handle,
                       int alpha_flag = 0,
                       void* pIccTransform = NULL,
                       int blend_type = FXDIB_BLEND_NORMAL) override {
     return FALSE;
   }
-  FX_BOOL ContinueDIBits(void* handle, IFX_Pause* pPause) override {
-    return FALSE;
-  }
-  void CancelDIBits(void* handle) override {}
   FX_BOOL DrawDeviceText(int nChars,
                          const FXTEXT_CHARPOS* pCharPos,
                          CFX_Font* pFont,
                          CFX_FontCache* pCache,
                          const CFX_Matrix* pObject2Device,
                          FX_FLOAT font_size,
                          uint32_t color,
                          int alpha_flag = 0,
                          void* pIccTransform = NULL) override;
-  void* GetPlatformSurface() const override { return NULL; }
   void ClearDriver() override;
 
  protected:
   void setStrokeInfo(const CFX_GraphStateData* graphState,
                      FX_ARGB argb,
                      FX_FLOAT lineWidth);
   void setFillInfo(FX_ARGB argb);
   void setPathToContext(const CFX_PathData* pathData);
   FX_FLOAT getLineWidth(const CFX_GraphStateData* graphState,
                         CGAffineTransform ctm);
@@ skipping 27 matching lines @@
   int32_t m_vertSize;
 };
 
 uint32_t FX_GetHashCode(const FX_CHAR* pStr);
 uint32_t FX_IOSGetMatchFamilyNameHashcode(const FX_CHAR* pFontName);
 uint32_t FX_IOSGetFamilyNamesCount();
 const FX_CHAR* FX_IOSGetFamilyName(uint32_t uIndex);
 #endif
 
 #endif  // CORE_FXGE_APPLE_APPLE_INT_H_