Resize synchronization for Linux.

chrome/browser/renderer_host/render_widget_host_view_gtk.cc

 // Copyright (c) 2010 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/render_widget_host_view_gtk.h"
 
 // If this gets included after the gtk headers, then a bunch of compiler
 // errors happen because of a "#define Status int" in Xlib.h, which interacts
 // badly with URLRequestStatus::Status.
 #include "chrome/common/render_messages.h"
@@ skipping 1028 matching lines @@
 }
 
 bool RenderWidgetHostViewGtk::ContainsNativeView(
     gfx::NativeView native_view) const {
   // TODO(port)
   NOTREACHED() <<
     "RenderWidgetHostViewGtk::ContainsNativeView not implemented.";
   return false;
 }
 
+void RenderWidgetHostViewGtk::AcceleratedCompositingActivated(bool activated) {
+  GtkPreserveWindow* widget =
+    reinterpret_cast<GtkPreserveWindow*>(view_.get());
+
+  gtk_preserve_window_delegate_resize(widget, activated);
+}
+
 void RenderWidgetHostViewGtk::ForwardKeyboardEvent(
     const NativeWebKeyboardEvent& event) {
   if (!host_)
     return;
 
   EditCommands edit_commands;
   if (!event.skip_in_browser &&
       key_bindings_handler_->Match(event, &edit_commands)) {
     host_->ForwardEditCommandsForNextKeyEvent(edit_commands);
   }
   host_->ForwardKeyboardEvent(event);
 }
 
 // static
 RenderWidgetHostView*
     RenderWidgetHostView::GetRenderWidgetHostViewFromNativeView(
         gfx::NativeView widget) {
   gpointer user_data = g_object_get_data(G_OBJECT(widget),
                                          kRenderWidgetHostViewKey);
   return reinterpret_cast<RenderWidgetHostView*>(user_data);
 }