cc: Prevent checkerboarded animations from timing out during tests.

cc/trees/thread_proxy.cc

 // Copyright 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 "cc/trees/thread_proxy.h"
 
 #include "base/auto_reset.h"
 #include "base/bind.h"
 #include "base/debug/trace_event.h"
 #include "cc/base/thread.h"
@@ skipping 1077 matching lines @@
       frame_rate_controller.reset(
           new FrameRateController(VSyncTimeSource::Create(this)));
     } else {
       frame_rate_controller.reset(
           new FrameRateController(DelayBasedTimeSource::Create(
               display_refresh_interval, Proxy::ImplThread())));
     }
   } else {
     frame_rate_controller.reset(new FrameRateController(Proxy::ImplThread()));
   }
+  const LayerTreeSettings& settings = layer_tree_host_->settings();
   SchedulerSettings scheduler_settings;
-  scheduler_settings.impl_side_painting =
-      layer_tree_host_->settings().impl_side_painting;
+  scheduler_settings.impl_side_painting = settings.impl_side_painting;
+  scheduler_settings.timeout_and_draw_when_animation_checkerboards =
+      settings.timeout_and_draw_when_animation_checkerboards;
   scheduler_on_impl_thread_ = Scheduler::Create(this,
                                                 frame_rate_controller.Pass(),
                                                 scheduler_settings);
   scheduler_on_impl_thread_->SetVisible(layer_tree_host_impl_->visible());
 
   input_handler_on_impl_thread_ = scoped_ptr<InputHandler>(handler);
   if (input_handler_on_impl_thread_)
     input_handler_on_impl_thread_->BindToClient(layer_tree_host_impl_.get());
 
   impl_thread_weak_ptr_ = weak_factory_on_impl_thread_.GetWeakPtr();
@@ skipping 226 matching lines @@
       base::Bind(&ThreadProxy::StartScrollbarAnimationOnImplThread,
                  impl_thread_weak_ptr_),
       delay);
 }
 
 void ThreadProxy::StartScrollbarAnimationOnImplThread() {
   layer_tree_host_impl_->StartScrollbarAnimation(base::TimeTicks::Now());
 }
 
 }  // namespace cc