Clean up CPDF_Page.

core/fpdfapi/fpdf_page/include/cpdf_page.h

Index: core/fpdfapi/fpdf_page/include/cpdf_page.h
diff --git a/core/fpdfapi/fpdf_page/include/cpdf_page.h b/core/fpdfapi/fpdf_page/include/cpdf_page.h
index 3ede3c94040f52bda1da21a8d83f05643de0150f..7f4430187ab4212d2a7df16df1151aed2cffe1e5 100644
--- a/core/fpdfapi/fpdf_page/include/cpdf_page.h
+++ b/core/fpdfapi/fpdf_page/include/cpdf_page.h
@@ -7,30 +7,26 @@
 #ifndef CORE_FPDFAPI_FPDF_PAGE_INCLUDE_CPDF_PAGE_H_
 #define CORE_FPDFAPI_FPDF_PAGE_INCLUDE_CPDF_PAGE_H_
 
+#include <memory>
+
 #include "core/fpdfapi/fpdf_page/include/cpdf_pageobjectholder.h"
 #include "core/fxcrt/include/fx_basic.h"
 #include "core/fxcrt/include/fx_coordinates.h"
 #include "core/fxcrt/include/fx_system.h"
 
-class CPDF_Document;
 class CPDF_Dictionary;
+class CPDF_Document;
 class CPDF_Object;
 class CPDF_PageRenderCache;
-class CPDF_ParseOptions;
-
-CPDF_Object* FPDFAPI_GetPageAttr(CPDF_Dictionary* pPageDict,
-                                 const CFX_ByteStringC& name);
 
 class CPDF_Page : public CPDF_PageObjectHolder, public CFX_PrivateData {
  public:
-  CPDF_Page();
-  ~CPDF_Page();
-
-  void Load(CPDF_Document* pDocument,
+  CPDF_Page(CPDF_Document* pDocument,
             CPDF_Dictionary* pPageDict,
-            FX_BOOL bPageCache = TRUE);
+            bool bPageCache);
+  ~CPDF_Page();
 
-  void ParseContent(CPDF_ParseOptions* pOptions);
+  void ParseContent();
 
   void GetDisplayMatrix(CFX_Matrix& matrix,
                         int xPos,
@@ -43,18 +39,18 @@ class CPDF_Page : public CPDF_PageObjectHolder, public CFX_PrivateData {
   FX_FLOAT GetPageHeight() const { return m_PageHeight; }
   CFX_FloatRect GetPageBBox() const { return m_BBox; }
   const CFX_Matrix& GetPageMatrix() const { return m_PageMatrix; }
-  CPDF_Object* GetPageAttr(const CFX_ByteStringC& name) const;
-  CPDF_PageRenderCache* GetRenderCache() const { return m_pPageRender; }
+  CPDF_Object* GetPageAttr(const CFX_ByteString& name) const;
+  CPDF_PageRenderCache* GetRenderCache() const { return m_pPageRender.get(); }
 
  protected:
   friend class CPDF_ContentParser;
 
-  void StartParse(CPDF_ParseOptions* pOptions);
+  void StartParse();
 
   FX_FLOAT m_PageWidth;
   FX_FLOAT m_PageHeight;
   CFX_Matrix m_PageMatrix;
-  CPDF_PageRenderCache* m_pPageRender;
+  std::unique_ptr<CPDF_PageRenderCache> m_pPageRender;
 };
 
 #endif  // CORE_FPDFAPI_FPDF_PAGE_INCLUDE_CPDF_PAGE_H_