Resize synchronization for Linux.

chrome/browser/gpu_process_host.h

Index: chrome/browser/gpu_process_host.h
diff --git a/chrome/browser/gpu_process_host.h b/chrome/browser/gpu_process_host.h
index 3ee2ba6cad6080c991a1c267327c2d24742aebcc..44e34a60f28c53c10e8466147443d61c63b0b51c 100644
--- a/chrome/browser/gpu_process_host.h
+++ b/chrome/browser/gpu_process_host.h
@@ -18,6 +18,10 @@ struct GpuHostMsg_AcceleratedSurfaceSetIOSurface_Params;
 class GPUInfo;
 class ResourceMessageFilter;
 
+namespace gfx {
+class Size;
+}
+
 namespace IPC {
 struct ChannelHandle;
 class Message;
@@ -82,6 +86,7 @@ class GpuProcessHost : public BrowserChildProcessHost, public NonThreadSafe {
   void OnSynchronizeReply();
 #if defined(OS_LINUX)
   void OnGetViewXID(gfx::NativeViewId id, IPC::Message* reply_msg);
+  void OnResizeXID(unsigned long xid, gfx::Size size, IPC::Message* reply_msg);
 #elif defined(OS_MACOSX)
   void OnAcceleratedSurfaceSetIOSurface(
       const GpuHostMsg_AcceleratedSurfaceSetIOSurface_Params& params);