Revert r75078 now that crbug.com/72007 is fixed.

content/renderer/render_widget.cc

 // Copyright (c) 2011 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/render_widget.h"
 
 #include "base/command_line.h"
 #include "base/debug/trace_event.h"
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 591 matching lines @@
   base::Time now = base::Time::Now();
   if (now >= animation_floor_time_) {
     animation_floor_time_ = now + base::TimeDelta::FromMilliseconds(16);
     // Set a timer to call us back after 16ms (targetting 60FPS) before
     // running animation callbacks so that if a callback requests another
     // we'll be sure to run it at the proper time.
     MessageLoop::current()->PostDelayedTask(FROM_HERE, NewRunnableMethod(
         this, &RenderWidget::AnimationCallback), 16);
     animation_task_posted_ = true;
     animation_update_pending_ = false;
-    // Explicitly pump the WebCore Timer queue to avoid starvation on OS X.
-    // See crbug.com/71735.
-    // TODO(jamesr) Remove this call once crbug.com/72007 is fixed.
-    RenderThread::current()->GetWebKitClientImpl()->DoTimeout();
     webwidget_->animate();
     return;
   }
   if (animation_task_posted_)
     return;
   // This code uses base::Time::Now() to calculate the floor and next fire
   // time because javascript's Date object uses base::Time::Now().  The
   // message loop uses base::TimeTicks, which on windows can have a
   // different granularity than base::Time.
   // The upshot of all this is that this function might be called before
@@ skipping 647 matching lines @@
 
 void RenderWidget::CleanupWindowInPluginMoves(gfx::PluginWindowHandle window) {
   for (WebPluginGeometryVector::iterator i = plugin_window_moves_.begin();
        i != plugin_window_moves_.end(); ++i) {
     if (i->window == window) {
       plugin_window_moves_.erase(i);
       break;
     }
   }
 }