Clean up CPDF_Page.

core/fpdfapi/fpdf_render/fpdf_render_image.cpp

 // 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
 
 #include "core/fpdfapi/fpdf_render/render_int.h"
 
 #include <utility>
 #include <vector>
 
-#include "core/fpdfapi/fpdf_page/cpdf_parseoptions.h"
 #include "core/fpdfapi/fpdf_page/cpdf_shadingpattern.h"
 #include "core/fpdfapi/fpdf_page/cpdf_tilingpattern.h"
 #include "core/fpdfapi/fpdf_page/include/cpdf_form.h"
 #include "core/fpdfapi/fpdf_page/include/cpdf_image.h"
 #include "core/fpdfapi/fpdf_page/include/cpdf_imageobject.h"
 #include "core/fpdfapi/fpdf_page/include/cpdf_page.h"
 #include "core/fpdfapi/fpdf_page/pageint.h"
 #include "core/fpdfapi/fpdf_parser/include/cpdf_array.h"
 #include "core/fpdfapi/fpdf_parser/include/cpdf_dictionary.h"
 #include "core/fpdfapi/fpdf_parser/include/cpdf_document.h"
@@ skipping 864 matching lines @@
   std::unique_ptr<CPDF_Function> pFunc;
   CPDF_Object* pFuncObj = pSMaskDict->GetDirectObjectBy("TR");
   if (pFuncObj && (pFuncObj->IsDictionary() || pFuncObj->IsStream()))
     pFunc.reset(CPDF_Function::Load(pFuncObj));
 
   CFX_Matrix matrix = *pMatrix;
   matrix.TranslateI(-pClipRect->left, -pClipRect->top);
 
   CPDF_Form form(m_pContext->GetDocument(), m_pContext->GetPageResources(),
                  pGroup);
-  form.ParseContent(NULL, NULL, NULL, NULL);
+  form.ParseContent(nullptr, nullptr, nullptr);
 
   CFX_FxgeDevice bitmap_device;
   FX_BOOL bLuminosity = pSMaskDict->GetStringBy("S") != "Alpha";
   int width = pClipRect->right - pClipRect->left;
   int height = pClipRect->bottom - pClipRect->top;
 #if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
   if (!bitmap_device.Create(width, height,
                             bLuminosity ? FXDIB_Rgb32 : FXDIB_8bppMask)) {
     return NULL;
   }
@@ skipping 90 matching lines @@
   } else if (pFunc) {
     int size = dest_pitch * height;
     for (int i = 0; i < size; i++) {
       dest_buf[i] = transfers[src_buf[i]];
     }
   } else {
     FXSYS_memcpy(dest_buf, src_buf, dest_pitch * height);
   }
   return pMask.release();
 }