Allow VRDisplay to manage it's own rAF callbacks

third_party/WebKit/Source/core/dom/ScriptedAnimationController.h

 /*
  * Copyright (C) 2011 Google Inc. All Rights Reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
  *
  *  THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND
  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR
  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  *
  */
 
 #ifndef ScriptedAnimationController_h
 #define ScriptedAnimationController_h
 
+#include "core/CoreExport.h"
 #include "core/dom/FrameRequestCallbackCollection.h"
 #include "platform/heap/Handle.h"
 #include "wtf/ListHashSet.h"
 #include "wtf/Vector.h"
 #include "wtf/text/AtomicString.h"
 #include "wtf/text/StringImpl.h"
 
 namespace blink {
 
 class Document;
 class Event;
 class EventTarget;
 class FrameRequestCallback;
 class MediaQueryListListener;
 
-class ScriptedAnimationController
+class CORE_EXPORT ScriptedAnimationController
     : public GarbageCollected<ScriptedAnimationController> {
  public:
   static ScriptedAnimationController* create(Document* document) {
     return new ScriptedAnimationController(document);
   }
 
   DECLARE_TRACE();
   void clearDocumentPointer() { m_document = nullptr; }
 
   typedef int CallbackId;
@@ skipping 31 matching lines @@
   HeapListHashSet<std::pair<Member<const EventTarget>, const StringImpl*>>
       m_perFrameEvents;
   using MediaQueryListListeners =
       HeapListHashSet<Member<MediaQueryListListener>>;
   MediaQueryListListeners m_mediaQueryListListeners;
 };
 
 }  // namespace blink
 
 #endif  // ScriptedAnimationController_h