Revert of Use element id's for animations

third_party/WebKit/Source/platform/animation/CompositorAnimationPlayer.cpp

 // Copyright 2016 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 "platform/animation/CompositorAnimationPlayer.h"
 
 #include "cc/animation/animation_id_provider.h"
 #include "cc/animation/animation_timeline.h"
 #include "platform/animation/CompositorAnimation.h"
 #include "platform/animation/CompositorAnimationDelegate.h"
@@ skipping 20 matching lines @@
 {
     return m_animationPlayer.get();
 }
 
 void CompositorAnimationPlayer::setAnimationDelegate(CompositorAnimationDelegate* delegate)
 {
     m_delegate = delegate;
     m_animationPlayer->set_animation_delegate(delegate ? this : nullptr);
 }
 
-void CompositorAnimationPlayer::attachElement(const CompositorElementId& id)
+void CompositorAnimationPlayer::attachLayer(WebLayer* webLayer)
 {
-    m_animationPlayer->AttachElement(id);
+    m_animationPlayer->AttachElement(webLayer->id());
 }
 
-void CompositorAnimationPlayer::detachElement()
+void CompositorAnimationPlayer::detachLayer()
 {
     m_animationPlayer->DetachElement();
 }
 
-bool CompositorAnimationPlayer::isElementAttached() const
+bool CompositorAnimationPlayer::isLayerAttached() const
 {
-    return !!m_animationPlayer->element_id();
+    return m_animationPlayer->element_id() != 0;
 }
 
 void CompositorAnimationPlayer::addAnimation(CompositorAnimation* animation)
 {
     m_animationPlayer->AddAnimation(animation->passAnimation());
     delete animation;
 }
 
-void CompositorAnimationPlayer::removeAnimation(uint64_t animationId)
+void CompositorAnimationPlayer::removeAnimation(int animationId)
 {
     m_animationPlayer->RemoveAnimation(animationId);
 }
 
-void CompositorAnimationPlayer::pauseAnimation(uint64_t animationId, double timeOffset)
+void CompositorAnimationPlayer::pauseAnimation(int animationId, double timeOffset)
 {
     m_animationPlayer->PauseAnimation(animationId, timeOffset);
 }
 
-void CompositorAnimationPlayer::abortAnimation(uint64_t animationId)
+void CompositorAnimationPlayer::abortAnimation(int animationId)
 {
     m_animationPlayer->AbortAnimation(animationId);
 }
 
 void CompositorAnimationPlayer::NotifyAnimationStarted(
     base::TimeTicks monotonicTime,
     cc::TargetProperty::Type targetProperty,
     int group)
 {
     if (m_delegate)
@@ skipping 26 matching lines @@
 {
     if (m_delegate) {
         m_delegate->notifyAnimationTakeover(
             (monotonicTime - base::TimeTicks()).InSecondsF(),
             animationStartTime,
             std::move(curve));
     }
 }
 
 } // namespace blink