CC Animation: Unify ElementId in Blink Compositor Worker.

third_party/WebKit/Source/core/animation/CustomCompositorAnimationManager.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 "core/animation/CustomCompositorAnimationManager.h"
 
 #include "core/dom/DOMNodeIds.h"
 #include "core/dom/Element.h"
 #include "core/dom/Node.h"
 #include "platform/TraceEvent.h"
 #include "platform/graphics/CompositorMutation.h"
 
 namespace blink {
 
 CustomCompositorAnimationManager::CustomCompositorAnimationManager()
 {
 }
 
 CustomCompositorAnimationManager::~CustomCompositorAnimationManager()
 {
 }
 
 void CustomCompositorAnimationManager::applyMutations(CompositorMutations* mutations)
 {
     TRACE_EVENT0("compositor-worker", "CustomCompositorAnimationManager::applyMutations");
     for (const auto& entry : mutations->map) {
-        int elementId = entry.key;
+        CompositorElementId elementId = entry.key;
         const CompositorMutation& mutation = *entry.value;
         Node* node = DOMNodeIds::nodeForId(elementId);
         if (!node || !node->isElementNode())
             continue;
         toElement(node)->updateFromCompositorMutation(mutation);
     }
 }
 
 } // namespace blink