CC Animation: Rename has_any_animation and make implementattion out-of-line

cc/animation/animation_host.cc

Index: cc/animation/animation_host.cc
diff --git a/cc/animation/animation_host.cc b/cc/animation/animation_host.cc
index e0ea034045a161ba96ebf786cf33d7141c648f90..53f21c72c6709d9116ac681abec612ab9de8340c 100644
--- a/cc/animation/animation_host.cc
+++ b/cc/animation/animation_host.cc
@@ -509,7 +509,7 @@ bool AnimationHost::AnimationStartScale(ElementId element_id,
 
 bool AnimationHost::HasAnyAnimation(ElementId element_id) const {
   auto element_animations = GetElementAnimationsForElementId(element_id);
-  return element_animations ? element_animations->has_any_animation() : false;
+  return element_animations ? element_animations->HasAnyAnimation() : false;
 }
 
 bool AnimationHost::HasActiveAnimationForTesting(ElementId element_id) const {