Oilpan: Change Persistent<> data members to Member<> in HitTestResult.

Source/core/page/ContextMenuController.h

Index: Source/core/page/ContextMenuController.h
diff --git a/Source/core/page/ContextMenuController.h b/Source/core/page/ContextMenuController.h
index 6ba0a9217f9accfec9f2602d31ee260bfeb828f9..5ea8a9c90be089a3e6c53368ecf4f0fb468e88eb 100644
--- a/Source/core/page/ContextMenuController.h
+++ b/Source/core/page/ContextMenuController.h
@@ -43,11 +43,12 @@ namespace blink {
     class LocalFrame;
     class Page;
 
-    class ContextMenuController {
-        WTF_MAKE_NONCOPYABLE(ContextMenuController); WTF_MAKE_FAST_ALLOCATED;
+    class ContextMenuController : public NoBaseWillBeGarbageCollectedFinalized<ContextMenuController> {
+        WTF_MAKE_NONCOPYABLE(ContextMenuController); WTF_MAKE_FAST_ALLOCATED_WILL_BE_REMOVED;
     public:
-        static PassOwnPtr<ContextMenuController> create(Page*, ContextMenuClient*);
+        static PassOwnPtrWillBeRawPtr<ContextMenuController> create(Page*, ContextMenuClient*);
         ~ContextMenuController();
+        void trace(Visitor*);
 
         ContextMenu* contextMenu() const { return m_contextMenu.get(); }
         void clearContextMenu();