Oilpan: have Navigator and its supplements be on the heap by default.

Source/modules/bluetooth/NavigatorBluetooth.h

 // Copyright 2014 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.
 
 #ifndef NavigatorBluetooth_h
 #define NavigatorBluetooth_h
 
 #include "platform/Supplementable.h"
 #include "platform/heap/Handle.h"
 
 namespace blink {
 
 class Bluetooth;
 class Navigator;
 
-class NavigatorBluetooth final
-    : public NoBaseWillBeGarbageCollected<NavigatorBluetooth>
-    , public WillBeHeapSupplement<Navigator> {
-    WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(NavigatorBluetooth);
-    DECLARE_EMPTY_VIRTUAL_DESTRUCTOR_WILL_BE_REMOVED(NavigatorBluetooth);
+class NavigatorBluetooth final : public GarbageCollected<NavigatorBluetooth>, public HeapSupplement<Navigator> {
+    USING_GARBAGE_COLLECTED_MIXIN(NavigatorBluetooth);
 public:
     // Gets, or creates, NavigatorBluetooth supplement on Navigator.
     // See platform/Supplementable.h
     static NavigatorBluetooth& from(Navigator&);
 
     static Bluetooth* bluetooth(Navigator&);
     Bluetooth* bluetooth();
 
     DECLARE_TRACE();
 
 private:
     NavigatorBluetooth();
     static const char* supplementName();
 
-    PersistentWillBeMember<Bluetooth> m_bluetooth;
+    Member<Bluetooth> m_bluetooth;
 };
 
 } // namespace blink
 
 #endif // NavigatorBluetooth_h