Mac: Infrastructure for serialization of OS fonts over IPC.

chrome/browser/renderer_host/resource_message_filter.h

Index: chrome/browser/renderer_host/resource_message_filter.h
diff --git a/chrome/browser/renderer_host/resource_message_filter.h b/chrome/browser/renderer_host/resource_message_filter.h
index e79934aa320cf82036f00dd81f014de2a665bc54..6d6787c1301f5231d68fb551f0292c35bdc49e00 100755
--- a/chrome/browser/renderer_host/resource_message_filter.h
+++ b/chrome/browser/renderer_host/resource_message_filter.h
@@ -39,6 +39,7 @@ class ChromeURLRequestContext;
 class DatabaseDispatcherHost;
 class DOMStorageDispatcherHost;
 class ExtensionMessageService;
+class FontDescriptor;
 class GeolocationDispatcherHost;
 class HostZoomMap;
 class IndexedDBDispatcherHost;
@@ -63,10 +64,6 @@ namespace webkit_glue {
 struct WebCookie;
 }
 
-namespace WebKit {
-struct WebScreenInfo;
-}
-
 struct ViewHostMsg_ScriptedPrint_Params;
 #if defined(OS_POSIX) && !defined(OS_MACOSX)
 struct ViewHostMsg_DidPrintPage_Params;
@@ -160,6 +157,12 @@ class ResourceMessageFilter : public IPC::ChannelProxy::MessageFilter,
                           const std::wstring& filter,
                           uint32 user_data);
 
+#if defined(OS_MACOSX)
+  void OnLoadFont(const FontDescriptor& font,
+                  uint32* handle_size,
+                  base::SharedMemoryHandle* handle);
+#endif
+
 #if defined(OS_WIN)  // This hack is Windows-specific.
   // Cache fonts for the renderer. See ResourceMessageFilter::OnPreCacheFont
   // implementation for more details.