CC Animation: Expose TargetProperty enum to be aliased in Blink Platform.

ui/compositor/test/layer_animator_test_controller.cc

 // Copyright (c) 2013 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 <stddef.h>
 
 #include "cc/animation/animation.h"
 #include "cc/animation/animation_events.h"
 #include "ui/compositor/layer_animation_sequence.h"
 #include "ui/compositor/test/layer_animator_test_controller.h"
@@ skipping 13 matching lines @@
     LayerAnimationElement::AnimatableProperty property) {
   LayerAnimator::RunningAnimation* running_animation =
       animator_->GetRunningAnimation(property);
   if (running_animation)
     return running_animation->sequence();
   else
     return NULL;
 }
 
 void LayerAnimatorTestController::StartThreadedAnimationsIfNeeded() {
-  std::vector<cc::Animation::TargetProperty> threaded_properties;
-  threaded_properties.push_back(cc::Animation::OPACITY);
-  threaded_properties.push_back(cc::Animation::TRANSFORM);
+  std::vector<cc::TargetProperty::Type> threaded_properties;
+  threaded_properties.push_back(cc::TargetProperty::OPACITY);
+  threaded_properties.push_back(cc::TargetProperty::TRANSFORM);
 
   for (size_t i = 0; i < threaded_properties.size(); i++) {
     LayerAnimationElement::AnimatableProperty animatable_property =
         LayerAnimationElement::ToAnimatableProperty(threaded_properties[i]);
     LayerAnimationSequence* sequence = GetRunningSequence(animatable_property);
     if (!sequence)
       continue;
 
     LayerAnimationElement* element = sequence->CurrentElement();
     if (!(element->properties() & animatable_property))
       continue;
 
     if (!element->Started() ||
         element->effective_start_time() != base::TimeTicks())
       continue;
 
     animator_->OnThreadedAnimationStarted(cc::AnimationEvent(
         cc::AnimationEvent::STARTED, 0, element->animation_group_id(),
         threaded_properties[i], base::TimeTicks::Now()));
   }
 }
 
 void LayerAnimatorTestController::Step(const base::TimeDelta& duration) {
   animator_->Step(animator_->last_step_time() + duration);
 }
 
 }  // namespace ui