reland -- Disable animations during aura tests.

ui/gfx/compositor/test/test_layer_animation_observer.cc

 // Copyright (c) 2012 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 "ui/gfx/compositor/test/test_layer_animation_observer.h"
 
 #include <cstddef>
 
 namespace ui {
 
 TestLayerAnimationObserver::TestLayerAnimationObserver()
     : last_ended_sequence_(NULL),
       last_scheduled_sequence_(NULL),
       last_aborted_sequence_(NULL),
       requires_notification_when_animator_destroyed_(false) {
 }
 
 TestLayerAnimationObserver::~TestLayerAnimationObserver() {
 }
 
 void TestLayerAnimationObserver::OnLayerAnimationEnded(
-    const LayerAnimationSequence* sequence) {
+    LayerAnimationSequence* sequence) {
   last_ended_sequence_ = sequence;
 }
 
 void TestLayerAnimationObserver::OnLayerAnimationAborted(
-    const LayerAnimationSequence* sequence) {
+    LayerAnimationSequence* sequence) {
   last_aborted_sequence_ = sequence;
 }
 
 void TestLayerAnimationObserver::OnLayerAnimationScheduled(
-    const LayerAnimationSequence* sequence) {
+    LayerAnimationSequence* sequence) {
   last_scheduled_sequence_ = sequence;
 }
 
 bool
 TestLayerAnimationObserver::RequiresNotificationWhenAnimatorDestroyed() const {
   return requires_notification_when_animator_destroyed_;
 }
 
 }  // namespace ui