Add mojo::StrongBindingSet and use it in GeolocationServiceContext.

content/browser/frame_host/render_frame_host_impl.h

 // Copyright 2013 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 CONTENT_BROWSER_FRAME_HOST_RENDER_FRAME_HOST_IMPL_H_
 #define CONTENT_BROWSER_FRAME_HOST_RENDER_FRAME_HOST_IMPL_H_
 
 #include <map>
 #include <vector>
 
@@ skipping 584 matching lines @@
   // Returns whether the given URL is allowed to commit in the current process.
   // This is a more conservative check than RenderProcessHost::FilterURL, since
   // it will be used to kill processes that commit unauthorized URLs.
   bool CanCommitURL(const GURL& url);
 
   // Asserts that the given RenderFrameHostImpl is part of the same browser
   // context (and crashes if not), then returns whether the given frame is
   // part of the same site instance.
   bool IsSameSiteInstance(RenderFrameHostImpl* other_render_frame_host);
 
-  // Informs the content client that geolocation permissions were used.
-  void DidUseGeolocationPermission();
-
   void UpdatePermissionsForNavigation(
       const CommonNavigationParams& common_params,
       const RequestNavigationParams& request_params);
 
   // Returns true if the ExecuteJavaScript() API can be used on this host.
   bool CanExecuteJavaScript();
 
   // Map a routing ID from a frame in the same frame tree to a globally
   // unique AXTreeID.
   AXTreeIDRegistry::AXTreeID RoutingIDToAXTreeID(int routing_id);
@@ skipping 209 matching lines @@
 
   // NOTE: This must be the last member.
   base::WeakPtrFactory<RenderFrameHostImpl> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderFrameHostImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_FRAME_HOST_RENDER_FRAME_HOST_IMPL_H_