blink: Cleanup class forward declarations

third_party/WebKit/Source/modules/geolocation/Geolocation.h

 /*
  * Copyright (C) 2008, 2009, 2010, 2011 Apple Inc. All Rights Reserved.
  * Copyright 2010, The Android Open Source Project
  *
  * 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 31 matching lines @@
 #include "platform/Timer.h"
 #include "platform/heap/Handle.h"
 
 #include "third_party/WebKit/public/platform/modules/permissions/permission.mojom-blink.h"
 #include "third_party/WebKit/public/platform/modules/permissions/permission_status.mojom-blink.h"
 
 namespace blink {
 
 class Document;
 class LocalFrame;
-class GeolocationError;
 class ExecutionContext;
 
 class MODULES_EXPORT Geolocation final
     : public GarbageCollectedFinalized<Geolocation>,
       public ScriptWrappable,
       public ContextLifecycleObserver,
       public PageVisibilityObserver {
   DEFINE_WRAPPERTYPEINFO();
   USING_GARBAGE_COLLECTED_MIXIN(Geolocation);
 
@@ skipping 147 matching lines @@
 
   // Set to true when m_geolocationService is disconnected. This is used to
   // detect when m_geolocationService is disconnected and reconnected while
   // running callbacks in response to a call to onPositionUpdated().
   bool m_disconnectedGeolocationService = false;
 };
 
 }  // namespace blink
 
 #endif  // Geolocation_h