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

cc/trees/layer_tree_host_impl.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/layer_tree_host_impl.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <algorithm>
@@ skipping 3732 matching lines @@
       active_tree_->ScrollableSize(), active_tree_->current_page_scale_factor(),
       active_tree_->min_page_scale_factor(),
       active_tree_->max_page_scale_factor());
 }
 
 void LayerTreeHostImpl::ScrollAnimationAbort(LayerImpl* layer_impl) {
   if (animation_host_)
     return animation_host_->ScrollAnimationAbort();
 
   layer_impl->layer_animation_controller()->AbortAnimations(
-      Animation::SCROLL_OFFSET);
+      TargetProperty::SCROLL_OFFSET);
 }
 
 void LayerTreeHostImpl::ScrollAnimationCreate(
     ScrollNode* scroll_node,
     const gfx::ScrollOffset& target_offset,
     const gfx::ScrollOffset& current_offset) {
   if (animation_host_)
     return animation_host_->ImplOnlyScrollAnimationCreate(
         scroll_node->owner_id, target_offset, current_offset);
 
   LayerImpl* layer_impl = active_tree_->LayerById(scroll_node->owner_id);
 
   scoped_ptr<ScrollOffsetAnimationCurve> curve =
       ScrollOffsetAnimationCurve::Create(
           target_offset, EaseInOutTimingFunction::Create(),
           ScrollOffsetAnimationCurve::DurationBehavior::INVERSE_DELTA);
   curve->SetInitialValue(current_offset);
 
   scoped_ptr<Animation> animation = Animation::Create(
       std::move(curve), AnimationIdProvider::NextAnimationId(),
-      AnimationIdProvider::NextGroupId(), Animation::SCROLL_OFFSET);
+      AnimationIdProvider::NextGroupId(), TargetProperty::SCROLL_OFFSET);
   animation->set_is_impl_only(true);
 
   layer_impl->layer_animation_controller()->AddAnimation(std::move(animation));
 }
 
 bool LayerTreeHostImpl::ScrollAnimationUpdateTarget(
     ScrollNode* scroll_node,
     const gfx::Vector2dF& scroll_delta) {
   if (animation_host_)
     return animation_host_->ImplOnlyScrollAnimationUpdateTarget(
         scroll_node->owner_id, scroll_delta,
         active_tree_->property_trees()->scroll_tree.MaxScrollOffset(
             scroll_node->id),
         CurrentBeginFrameArgs().frame_time);
 
   LayerImpl* layer_impl = active_tree_->LayerById(scroll_node->owner_id);
 
   Animation* animation =
       layer_impl->layer_animation_controller()
           ? layer_impl->layer_animation_controller()->GetAnimation(
-                Animation::SCROLL_OFFSET)
+                TargetProperty::SCROLL_OFFSET)
           : nullptr;
   if (!animation)
     return false;
 
   ScrollOffsetAnimationCurve* curve =
       animation->curve()->ToScrollOffsetAnimationCurve();
 
   gfx::ScrollOffset new_target =
       gfx::ScrollOffsetWithDelta(curve->target_value(), scroll_delta);
   new_target.SetToMax(gfx::ScrollOffset());
@@ skipping 174 matching lines @@
   return task_runner_provider_->HasImplThread();
 }
 
 bool LayerTreeHostImpl::CommitToActiveTree() const {
   // In single threaded mode we skip the pending tree and commit directly to the
   // active tree.
   return !task_runner_provider_->HasImplThread();
 }
 
 }  // namespace cc