CC Animation: Make layer_animation_controller a private member of ElementAnimations.

cc/animation/animation_player_unittest.cc

 // Copyright 2015 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/animation/animation_player.h"
 
 #include "cc/animation/animation_delegate.h"
 #include "cc/animation/animation_host.h"
 #include "cc/animation/animation_id_provider.h"
 #include "cc/animation/animation_timeline.h"
@@ skipping 250 matching lines @@
   host_->AddAnimationTimeline(timeline_);
   timeline_->AttachPlayer(player_);
 
   EXPECT_FALSE(player_->element_animations());
   player_->RemoveAnimation(filter_id);
 
   player_->AttachLayer(layer_id_);
 
   EXPECT_TRUE(player_->element_animations());
   EXPECT_FALSE(player_->element_animations()
-                   ->layer_animation_controller()
                    ->GetAnimationById(filter_id));
   EXPECT_TRUE(player_->element_animations()
-                  ->layer_animation_controller()
                   ->GetAnimationById(opacity_id));
 
   host_->PushPropertiesTo(host_impl_);
 
   EXPECT_FALSE(client_.IsPropertyMutated(layer_id_, LayerTreeType::ACTIVE,
                                          TargetProperty::OPACITY));
   EXPECT_FALSE(client_impl_.IsPropertyMutated(layer_id_, LayerTreeType::ACTIVE,
                                               TargetProperty::OPACITY));
 
   EXPECT_FALSE(client_.IsPropertyMutated(layer_id_, LayerTreeType::ACTIVE,
@@ skipping 75 matching lines @@
 
   host_->PushPropertiesTo(host_impl_);
 
   EXPECT_EQ(player_impl_, GetImplPlayerForLayerId(new_layer_id));
   EXPECT_TRUE(player_impl_->element_animations());
   EXPECT_EQ(player_impl_->layer_id(), new_layer_id);
 }
 
 }  // namespace
 }  // namespace cc