Linux: move X operations from the IO to UI2 thread.

chrome/browser/renderer_host/resource_message_filter_win.cc

 // Copyright (c) 2006-2009 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.
 
 #include "chrome/browser/renderer_host/resource_message_filter.h"
+#include "chrome/common/render_messages.h"
 
 // We get null window_ids passed into the two functions below; please see
 // http://crbug.com/9060 for more details.
 
 void ResourceMessageFilter::OnGetWindowRect(gfx::NativeViewId window_id,
-                                            gfx::Rect* rect) {
+                                            IPC::Message* reply_msg) {
   HWND window = gfx::NativeViewFromId(window_id);
   RECT window_rect = {0};
   GetWindowRect(window, &window_rect);
-  *rect = window_rect;
+  gfx::Rect rect(window_rect);
+
+  ViewHostMsg_GetWindowRect::WriteReplyParams(reply_msg, rect);
+  Send(reply_msg);
 }
 
 void ResourceMessageFilter::OnGetRootWindowRect(gfx::NativeViewId window_id,
-                                                gfx::Rect* rect) {
+                                                IPC::Message* reply_msg) {
   HWND window = gfx::NativeViewFromId(window_id);
   RECT window_rect = {0};
   HWND root_window = ::GetAncestor(window, GA_ROOT);
   GetWindowRect(root_window, &window_rect);
-  *rect = window_rect;
+  gfx::Rect rect(window_rect);
+
+  ViewHostMsg_GetRootWindowRect::WriteReplyParams(reply_msg, rect);
+  Send(reply_msg);
 }