Move font IPCs to be RenderProcess messages.

content/browser/renderer_host/render_message_filter.h

Index: content/browser/renderer_host/render_message_filter.h
diff --git a/content/browser/renderer_host/render_message_filter.h b/content/browser/renderer_host/render_message_filter.h
index 2675d6777b35d1db765b98892c34263cc98368a0..9836d05883835a18f7ce3e6abcfa02dc4db3c1cf 100644
--- a/content/browser/renderer_host/render_message_filter.h
+++ b/content/browser/renderer_host/render_message_filter.h
@@ -5,6 +5,10 @@
 #ifndef CONTENT_BROWSER_RENDERER_HOST_RENDER_MESSAGE_FILTER_H_
 #define CONTENT_BROWSER_RENDERER_HOST_RENDER_MESSAGE_FILTER_H_
 
+#if defined(OS_WIN)
+#include <windows.h>
+#endif
+
 #include <string>
 #include <vector>
 
@@ -29,6 +33,7 @@
 
 #if defined(OS_MACOSX)
 #include <IOSurface/IOSurface.h>
+#include "content/common/mac/font_loader.h"
 #endif
 
 #if defined(OS_ANDROID)
@@ -130,6 +135,15 @@ class CONTENT_EXPORT RenderMessageFilter : public BrowserMessageFilter {
                                 int* route_id,
                                 int* surface_id);
 
+#if defined(OS_MACOSX)
+  // Messages for OOP font loading.
+  void OnLoadFont(const FontDescriptor& font, IPC::Message* reply_msg);
+  void SendLoadFontReply(IPC::Message* reply, FontLoader::Result* result);
+#elif defined(OS_WIN)
+  void OnPreCacheFontCharacters(const LOGFONT& log_font,
+                                const base::string16& characters);
+#endif
+
   void OnGenerateRoutingID(int* route_id);
   void OnDownloadUrl(int render_view_id,
                      int render_frame_id,