Fix for 128506: Random Chinese/Japanese characters are missing in documents printed via the syst...

content/public/renderer/render_thread.h

 // Copyright (c) 2012 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 CONTENT_PUBLIC_RENDERER_RENDER_THREAD_H_
 #define CONTENT_PUBLIC_RENDERER_RENDER_THREAD_H_
 
+#include <string>
+
 #include "base/basictypes.h"
 #include "base/shared_memory.h"
 #include "content/common/content_export.h"
 #include "ipc/ipc_channel_proxy.h"
 #include "ipc/ipc_sender.h"
 
 #if defined(OS_WIN)
 #include <windows.h>
 #endif
 
@@ skipping 84 matching lines @@
 
   // Suspend/resume the webkit timer for this renderer.
   virtual void ToggleWebKitSharedTimer(bool suspend) = 0;
 
   virtual void UpdateHistograms(int sequence_number) = 0;
 
 #if defined(OS_WIN)
   // Request that the given font be loaded by the browser so it's cached by the
   // OS. Please see ChildProcessHost::PreCacheFont for details.
   virtual void PreCacheFont(const LOGFONT& log_font) = 0;
-
+  // Request that the given font characters be loaded by the browser so it's
+  // cached by the OS. Please see ChildProcessHost::PreCacheFontCharacters
+  // for details.
+  virtual void PreCacheFontCharacters(const LOGFONT& log_font,
+                                      const std::wstring& str) =0;
   // Release cached font.
   virtual void ReleaseCachedFonts() = 0;
 #endif
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_RENDERER_RENDER_THREAD_H_