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

cc/blink/web_to_cc_animation_delegate_adapter.cc

Index: cc/blink/web_to_cc_animation_delegate_adapter.cc
diff --git a/cc/blink/web_to_cc_animation_delegate_adapter.cc b/cc/blink/web_to_cc_animation_delegate_adapter.cc
index 97bc0b92894f742daa3bdbf2dbcdaa9a4a1237e4..22b7872a1a0043403593b8dfa333270f6d37688f 100644
--- a/cc/blink/web_to_cc_animation_delegate_adapter.cc
+++ b/cc/blink/web_to_cc_animation_delegate_adapter.cc
@@ -14,7 +14,7 @@ WebToCCAnimationDelegateAdapter::WebToCCAnimationDelegateAdapter(
 
 void WebToCCAnimationDelegateAdapter::NotifyAnimationStarted(
     base::TimeTicks monotonic_time,
-    cc::Animation::TargetProperty target_property,
+    cc::AnimationTargetProperty::Enum target_property,
     int group) {
   delegate_->notifyAnimationStarted(
       (monotonic_time - base::TimeTicks()).InSecondsF(), group);
@@ -22,7 +22,7 @@ void WebToCCAnimationDelegateAdapter::NotifyAnimationStarted(
 
 void WebToCCAnimationDelegateAdapter::NotifyAnimationFinished(
     base::TimeTicks monotonic_time,
-    cc::Animation::TargetProperty target_property,
+    cc::AnimationTargetProperty::Enum target_property,
     int group) {
   delegate_->notifyAnimationFinished(
       (monotonic_time - base::TimeTicks()).InSecondsF(), group);
@@ -30,7 +30,7 @@ void WebToCCAnimationDelegateAdapter::NotifyAnimationFinished(
 
 void WebToCCAnimationDelegateAdapter::NotifyAnimationAborted(
     base::TimeTicks monotonic_time,
-    cc::Animation::TargetProperty target_property,
+    cc::AnimationTargetProperty::Enum target_property,
     int group) {
   delegate_->notifyAnimationAborted(
       (monotonic_time - base::TimeTicks()).InSecondsF(), group);