compositor: Add rAF-like functionality for the UI.

ui/compositor/layer_animator_unittest.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/compositor/layer_animator.h"
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/strings/stringprintf.h"
@@ skipping 2506 matching lines @@
 };
 
 TEST(LayerAnimatorTest, LayerAnimatorCollectionTickTime) {
   Layer layer;
   LayerAnimator* animator = layer.GetAnimator();
   CollectionLayerAnimationDelegate delegate;
   animator->SetDelegate(&delegate);
 
   LayerAnimatorCollection* collection = delegate.GetLayerAnimatorCollection();
   base::TimeTicks null;
-  collection->Progress(null);
+  collection->OnAnimationStep(null);
   EXPECT_TRUE(collection->last_tick_time().is_null());
 
   // Adding an animator to the collection should update the last tick time.
   collection->StartAnimator(layer.GetAnimator());
   EXPECT_TRUE(collection->HasActiveAnimators());
   EXPECT_FALSE(collection->last_tick_time().is_null());
 
   collection->StopAnimator(layer.GetAnimator());
   EXPECT_FALSE(collection->HasActiveAnimators());
 }
@@ skipping 76 matching lines @@
 
   root_2.Add(&layer);
   EXPECT_FALSE(compositor_1->layer_animator_collection()->HasActiveAnimators());
   EXPECT_TRUE(compositor_2->layer_animator_collection()->HasActiveAnimators());
   host_2.reset();
   host_1.reset();
   TerminateContextFactoryForTests();
 }
 
 }  // namespace ui