Remove geolocationDestroyed() client notification.

public/web/WebGeolocationClient.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 21 matching lines @@
 class WebGeolocationPermissionRequest;
 class WebGeolocationPosition;
 
 class WebGeolocationClient {
 public:
     virtual ~WebGeolocationClient() { }
 
     virtual void startUpdating() = 0;
     virtual void stopUpdating() = 0;
     virtual void setEnableHighAccuracy(bool) = 0;
-    virtual void geolocationDestroyed() { }
     virtual bool lastPosition(WebGeolocationPosition&) = 0;
 
     virtual void requestPermission(const WebGeolocationPermissionRequest&) = 0;
     virtual void cancelPermissionRequest(const WebGeolocationPermissionRequest&) = 0;
 
-    // The controller is valid until geolocationDestroyed() is invoked.
     // Ownership of the WebGeolocationController is transferred to the client.
     virtual void setController(WebGeolocationController*) = 0;
 };
 
 } // namespace blink
 
 #endif // WebGeolocationClient_h