Turn on useUnfortunateSynchronousResizeMode.

content/renderer/resizing_mode_selector.cc

 // Copyright 2013 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 "content/renderer/resizing_mode_selector.h"
 
 #include "content/common/view_messages.h"
 #include "content/renderer/render_thread_impl.h"
 #include "content/renderer/render_widget.h"
 #include "third_party/WebKit/public/web/WebScreenInfo.h"
 
 namespace content {
 
-ResizingModeSelector::ResizingModeSelector()
-    : is_synchronous_mode_(false) {
-  // TODO(dglazkov): Remove this re-initialization once the transition to
-  // useUnfortunateAsynchronousResizeMode is complete.
-  // See http://crbug.com/309760 for details.
-  is_synchronous_mode_ = RenderThreadImpl::current() &&
-      RenderThreadImpl::current()->layout_test_mode();
+ResizingModeSelector::ResizingModeSelector() : is_synchronous_mode_(false) {}
+
+bool ResizingModeSelector::NeverUsesSynchronousResize() const {
+  return !RenderThreadImpl::current() ||  // can be NULL when in unit tests
+         !RenderThreadImpl::current()->layout_test_mode();
 }
 
 bool ResizingModeSelector::ShouldAbortOnResize(
     RenderWidget* widget,
     const ViewMsg_Resize_Params& params) {
   return is_synchronous_mode_ &&
       params.is_fullscreen == widget->is_fullscreen() &&
       params.screen_info.deviceScaleFactor ==
         widget->screenInfo().deviceScaleFactor;
 }
 
 void ResizingModeSelector::set_is_synchronous_mode(bool mode) {
-  // TODO(dglazkov): Actually set is_synchronous_mode_ once the transition to
-  // useUnfortunateAsynchronousResizeMode is complete.
+  is_synchronous_mode_ = mode;
 }
 
 bool ResizingModeSelector::is_synchronous_mode() const {
   return is_synchronous_mode_;
 }
 
 }  // namespace content