Move GeolocationClient to the Oilpan heap.

public/web/WebGeolocationController.h

 /*
  * Copyright (C) 2010 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
@@ skipping 30 matching lines @@
 public:
     BLINK_EXPORT void positionChanged(const WebGeolocationPosition&);
     BLINK_EXPORT void errorOccurred(const WebGeolocationError&);
 
 #if BLINK_IMPLEMENTATION
     WebGeolocationController(GeolocationController* c)
         : m_private(c)
     {
     }
 
-    blink::GeolocationController* controller() const { return m_private; }
+    GeolocationController* controller() const { return m_private; }
 #endif
 
 private:
     // No implementation for the default constructor. Declared private to ensure that no instances
     // can be created by the consumers of Chromium WebKit.
     WebGeolocationController();
 
+    // This bare pointer is owned and kept alive by the frame of the
+    // WebLocalFrame which creates this controller object.
     GeolocationController* m_private;
 };
 
 } // namespace blink
 
 #endif // WebGeolocationController_h