Oilpan: add transition types to Navigator and its supplements.

Source/modules/gamepad/NavigatorGamepad.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
@@ skipping 18 matching lines @@
 #include "heap/Handle.h"
 #include "platform/Supplementable.h"
 #include "public/platform/WebGamepads.h"
 
 namespace WebCore {
 
 class GamepadList;
 class Navigator;
 class WebKitGamepadList;
 
-class NavigatorGamepad FINAL : public Supplement<Navigator> {
+class NavigatorGamepad FINAL : public NoBaseWillBeGarbageCollectedFinalized<NavigatorGamepad>, public WillBeHeapSupplement<Navigator> {
+    WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(NavigatorGamepad);
 public:
     virtual ~NavigatorGamepad();
     static NavigatorGamepad& from(Navigator&);
 
     static WebKitGamepadList* webkitGetGamepads(Navigator&);
     static GamepadList* getGamepads(Navigator&);
 
     WebKitGamepadList* webkitGamepads();
     GamepadList* gamepads();
 
+    virtual void trace(Visitor*);
+
 private:
     NavigatorGamepad();
     static const char* supplementName();
 
-    RefPtrWillBePersistent<GamepadList> m_gamepads;
-    RefPtrWillBePersistent<WebKitGamepadList> m_webkitGamepads;
+    RefPtrWillBeMember<GamepadList> m_gamepads;
+    RefPtrWillBeMember<WebKitGamepadList> m_webkitGamepads;
 };
 
 } // namespace WebCore
 
 #endif // NavigatorGamepad_h