Oilpan: add transition types to Navigator and its supplements.

Source/modules/donottrack/NavigatorDoNotTrack.h

 /*
  * Copyright (C) 2013 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 14 matching lines @@
  * 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 NavigatorDoNotTrack_h
 #define NavigatorDoNotTrack_h
 
 #include "core/frame/DOMWindowProperty.h"
+#include "heap/Handle.h"
 #include "platform/Supplementable.h"
 #include "wtf/text/WTFString.h"
 
 namespace WebCore {
 
 class LocalFrame;
 class Navigator;
 
-class NavigatorDoNotTrack FINAL : public Supplement<Navigator>, public DOMWindowProperty {
+class NavigatorDoNotTrack FINAL : public NoBaseWillBeGarbageCollectedFinalized<NavigatorDoNotTrack>, public WillBeHeapSupplement<Navigator>, public DOMWindowProperty {
+    WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(NavigatorDoNotTrack);
 public:
     virtual ~NavigatorDoNotTrack();
     static NavigatorDoNotTrack& from(Navigator&);
 
     static String doNotTrack(Navigator&);
 
     String doNotTrack();
 
+    void trace(Visitor*) { }
+
 private:
     explicit NavigatorDoNotTrack(LocalFrame*);
     static const char* supplementName();
 };
 
 } // namespace WebCore
 
 #endif // NavigatorDoNotTrack_h