Revert rev 69137 due to incorrect change log.

chrome/browser/geolocation/geolocation_dispatcher_host.h

-// Copyright (c) 2010 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 CHROME_BROWSER_GEOLOCATION_GEOLOCATION_DISPATCHER_HOST_H_
-#define CHROME_BROWSER_GEOLOCATION_GEOLOCATION_DISPATCHER_HOST_H_
-#pragma once
-
-#include "chrome/browser/browser_message_filter.h"
-
-class GeolocationPermissionContext;
-
-// GeolocationDispatcherHost is a browser filter for Geolocation messages.
-// It's the complement of GeolocationDispatcher (owned by RenderView).
-
-class GeolocationDispatcherHost : public BrowserMessageFilter {
- public:
-  static GeolocationDispatcherHost* New(
-      int render_process_id,
-      GeolocationPermissionContext* geolocation_permission_context);
-
-  virtual bool OnMessageReceived(const IPC::Message& msg, bool* msg_was_ok) = 0;
-
- protected:
-  GeolocationDispatcherHost() {}
-  virtual ~GeolocationDispatcherHost() {}
-
-  DISALLOW_COPY_AND_ASSIGN(GeolocationDispatcherHost);
-};
-
-#endif  // CHROME_BROWSER_GEOLOCATION_GEOLOCATION_DISPATCHER_HOST_H_