Implement skia sandbox callback

chrome/renderer/print_web_view_helper.h

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_RENDERER_PRINT_WEB_VIEW_HELPER_H_
 #define CHROME_RENDERER_PRINT_WEB_VIEW_HELPER_H_
 #pragma once
 
 #include <vector>
 
@@ skipping 86 matching lines @@
  private:
   friend class PrintWebViewHelperTestBase;
   FRIEND_TEST_ALL_PREFIXES(PrintWebViewHelperTest,
                            BlockScriptInitiatedPrinting);
   FRIEND_TEST_ALL_PREFIXES(PrintWebViewHelperTest, OnPrintPages);
 
 #if defined(OS_WIN) || defined(OS_MACOSX)
   FRIEND_TEST_ALL_PREFIXES(PrintWebViewHelperTest, PrintLayoutTest);
   FRIEND_TEST_ALL_PREFIXES(PrintWebViewHelperTest, PrintWithIframe);
 #endif  // defined(OS_WIN) || defined(OS_MACOSX)
+#if defined(OS_WIN) && defined(USE_SKIA)
+  friend class PrintWebViewHelperSkSandbox;
+#endif  // defined(OS_WIN) && defined(USE_SKIA)
 
   // RenderViewObserver implementation.
   virtual bool OnMessageReceived(const IPC::Message& message);
   virtual void PrintPage(WebKit::WebFrame* frame);
 
   // Message handlers ---------------------------------------------------------
 
   // Print the document.
   void OnPrintPages();
 
@@ skipping 108 matching lines @@
                   const float& scale_factor, int page_number,
                   WebKit::WebFrame* frame, bool is_preview,
                   printing::Metafile* metafile);
 #elif defined(OS_POSIX)
   bool RenderPages(const PrintMsg_PrintPages_Params& params,
                    WebKit::WebFrame* frame, const WebKit::WebNode& node,
                    int* page_count, PrepareFrameAndViewForPrint* prepare,
                    printing::Metafile* metafile);
 #endif  // defined(OS_WIN)
 
+#if defined(OS_WIN) && defined(USE_SKIA)
+  bool EnsureFontLoad(LOGFONT logfont);
+#endif
+
   // Helper methods -----------------------------------------------------------
 
   bool CopyAndPrint(WebKit::WebFrame* web_frame);
 
   bool CopyMetafileDataToSharedMem(printing::Metafile* metafile,
                                    base::SharedMemoryHandle* shared_mem_handle);
 
   static void GetPageSizeAndMarginsInPoints(
       WebKit::WebFrame* frame,
       int page_index,
@@ skipping 179 matching lines @@
 
     State state_;
   };
 
   PrintPreviewContext print_preview_context_;
 
   DISALLOW_COPY_AND_ASSIGN(PrintWebViewHelper);
 };
 
 #endif  // CHROME_RENDERER_PRINT_WEB_VIEW_HELPER_H_