Clean up CompositorPendingAnimations inclusion.

third_party/WebKit/Source/core/dom/NodeIntersectionObserverData.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/dom/NodeIntersectionObserverData.h"
 
 #include "core/dom/Document.h"
 #include "core/dom/IntersectionObservation.h"
 #include "core/dom/IntersectionObserver.h"
 #include "core/dom/IntersectionObserverController.h"
@@ skipping 27 matching lines @@
     IntersectionObserverController& controller = node.document().ensureIntersectionObserverController();
     for (auto& observer : m_intersectionObservers)
         controller.addTrackedObserver(*observer);
 }
 
 void NodeIntersectionObserverData::deactivateAllIntersectionObservers(Node& node)
 {
     node.document().ensureIntersectionObserverController().removeTrackedObserversForRoot(node);
 }
 
-#if !ENABLE(OILPAN)
-void NodeIntersectionObserverData::dispose()
-{
-    HeapVector<Member<IntersectionObserver>> observersToDisconnect;
-    copyToVector(m_intersectionObservers, observersToDisconnect);
-    for (auto& observer : observersToDisconnect)
-        observer->disconnect();
-    DCHECK(m_intersectionObservers.isEmpty());
-}
-#endif
-
-RawPtr<Node> NodeIntersectionObserverData::createWeakPtr(Node* node)
-{
-#if ENABLE(OILPAN)
-    return node;
-#else
-    if (!m_weakPointerFactory)
-        m_weakPointerFactory = new WeakPtrFactory<Node>(node);
-    WeakPtr<Node> result = m_weakPointerFactory->createWeakPtr();
-    DCHECK_EQ(result.get(), node);
-    return result;
-#endif
-}
-
 DEFINE_TRACE(NodeIntersectionObserverData)
 {
     visitor->trace(m_intersectionObservers);
     visitor->trace(m_intersectionObservations);
 }
 
 } // namespace blink