Change _PDF_RenderItem to CPDF_RenderContext::Layer.

core/src/fpdfapi/fpdf_render/render_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_SRC_FPDFAPI_FPDF_RENDER_RENDER_INT_H_
 #define CORE_SRC_FPDFAPI_FPDF_RENDER_RENDER_INT_H_
 
 #include <map>
@@ skipping 73 matching lines @@
   using CPDF_Type3CacheMap =
       std::map<CPDF_Font*, CPDF_CountedObject<CPDF_Type3Cache>*>;
   using CPDF_TransferFuncMap =
       std::map<CPDF_Object*, CPDF_CountedObject<CPDF_TransferFunc>*>;
 
   CPDF_Document* m_pPDFDoc;
   CFX_FontCache* m_pFontCache;
   CPDF_Type3CacheMap m_Type3FaceMap;
   CPDF_TransferFuncMap m_TransferFuncMap;
 };
-struct _PDF_RenderItem {
- public:
-  CPDF_PageObjectList* m_pObjectList;
-  CFX_Matrix m_Matrix;
-};
-
-typedef CFX_ArrayTemplate<_PDF_RenderItem> CPDF_RenderLayer;
 
 class IPDF_ObjectRenderer {
  public:
   static IPDF_ObjectRenderer* Create(int type);
   virtual ~IPDF_ObjectRenderer() {}
   virtual FX_BOOL Start(CPDF_RenderStatus* pRenderStatus,
                         const CPDF_PageObject* pObj,
                         const CFX_Matrix* pObj2Device,
                         FX_BOOL bStdCS,
                         int blendType = FXDIB_BLEND_NORMAL) = 0;
@@ skipping 503 matching lines @@
   const uint8_t* m_RampB;
 };
 
 struct _CPDF_UniqueKeyGen {
   void Generate(int count, ...);
   FX_CHAR m_Key[128];
   int m_KeyLen;
 };
 
 #endif  // CORE_SRC_FPDFAPI_FPDF_RENDER_RENDER_INT_H_