Kill off fpdf_render_cache.cpp

core/fpdfapi/render/cpdf_pagerendercache.h

 // Copyright 2016 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_FPDFAPI_RENDER_CPDF_PAGERENDERCACHE_H_
 #define CORE_FPDFAPI_RENDER_CPDF_PAGERENDERCACHE_H_
 
 #include <map>
 
 #include "core/fxcrt/fx_system.h"
 
 class CPDF_Stream;
 class CPDF_ImageCacheEntry;
 class CPDF_Page;
 class CPDF_RenderStatus;
 class CFX_DIBitmap;
 class CFX_DIBSource;
 class IFX_Pause;
 
 class CPDF_PageRenderCache {
  public:
   explicit CPDF_PageRenderCache(CPDF_Page* pPage);
   ~CPDF_PageRenderCache();
 
-  uint32_t EstimateSize();
   void CacheOptimization(int32_t dwLimitCacheSize);
   uint32_t GetTimeCount() const { return m_nTimeCount; }
-  void SetTimeCount(uint32_t dwTimeCount) { m_nTimeCount = dwTimeCount; }
-
-  void GetCachedBitmap(CPDF_Stream* pStream,
-                       CFX_DIBSource*& pBitmap,
-                       CFX_DIBSource*& pMask,
-                       uint32_t& MatteColor,
-                       bool bStdCS = false,
-                       uint32_t GroupFamily = 0,
-                       bool bLoadMask = false,
-                       CPDF_RenderStatus* pRenderStatus = nullptr,
-                       int32_t downsampleWidth = 0,
-                       int32_t downsampleHeight = 0);
 
   void ResetBitmap(CPDF_Stream* pStream, const CFX_DIBitmap* pBitmap);
-  void ClearImageCacheEntry(CPDF_Stream* pStream);
   CPDF_Page* GetPage() const { return m_pPage; }
   CPDF_ImageCacheEntry* GetCurImageCacheEntry() const {
     return m_pCurImageCacheEntry;
   }
 
   bool StartGetCachedBitmap(CPDF_Stream* pStream,
-                            bool bStdCS = false,
-                            uint32_t GroupFamily = 0,
-                            bool bLoadMask = false,
-                            CPDF_RenderStatus* pRenderStatus = nullptr,
-                            int32_t downsampleWidth = 0,
-                            int32_t downsampleHeight = 0);
+                            bool bStdCS,
+                            uint32_t GroupFamily,
+                            bool bLoadMask,
+                            CPDF_RenderStatus* pRenderStatus,
+                            int32_t downsampleWidth,
+                            int32_t downsampleHeight);
 
   bool Continue(IFX_Pause* pPause);
 
- protected:
+ private:
+  void ClearImageCacheEntry(CPDF_Stream* pStream);
+
   CPDF_Page* const m_pPage;
   CPDF_ImageCacheEntry* m_pCurImageCacheEntry;
   std::map<CPDF_Stream*, CPDF_ImageCacheEntry*> m_ImageCache;
   uint32_t m_nTimeCount;
   uint32_t m_nCacheSize;
   bool m_bCurFindCache;
 };
 
 #endif  // CORE_FPDFAPI_RENDER_CPDF_PAGERENDERCACHE_H_