Partially convert geolocation IPC to Mojo.

content/browser/geolocation/geolocation_dispatcher_host.h

Index: content/browser/geolocation/geolocation_dispatcher_host.h
diff --git a/content/browser/geolocation/geolocation_dispatcher_host.h b/content/browser/geolocation/geolocation_dispatcher_host.h
index cd814cbcff70ef67151d8dc1ddf1649f31fad7eb..cb6aaf79631e90a92135d1fc1fc87acff79be7c1 100644
--- a/content/browser/geolocation/geolocation_dispatcher_host.h
+++ b/content/browser/geolocation/geolocation_dispatcher_host.h
@@ -17,24 +17,19 @@ class GURL;
 
 namespace content {
 
-// GeolocationDispatcherHost is an observer for Geolocation messages.
-// It's the complement of GeolocationDispatcher (owned by RenderView).
+// GeolocationDispatcherHost is an observer for Geolocation permissions-related
+// messages. In this role, it's the complement of GeolocationDispatcher (owned
+// by RenderFrame).
+// TODO(blundell): Eliminate this class in favor of having
+// Mojo handle permissions for geolocation once there is resolution on how
+// that will work. crbug.com/420498
 class GeolocationDispatcherHost : public WebContentsObserver {
  public:
   explicit GeolocationDispatcherHost(WebContents* web_contents);
   virtual ~GeolocationDispatcherHost();
 
-  // Pause or resumes geolocation. Resuming when nothing is paused is a no-op.
-  // If the web contents is paused while not currently using geolocation but
-  // then goes on to do so before being resumed, then it will not get
-  // geolocation updates until it is resumed.
-  void PauseOrResume(bool should_pause);
-
  private:
   // WebContentsObserver
-  virtual void RenderFrameDeleted(RenderFrameHost* render_frame_host) OVERRIDE;
-  virtual void RenderViewHostChanged(RenderViewHost* old_host,
-                                     RenderViewHost* new_host) OVERRIDE;
   virtual bool OnMessageReceived(
       const IPC::Message& msg, RenderFrameHost* render_frame_host) OVERRIDE;
 
@@ -46,27 +41,12 @@ class GeolocationDispatcherHost : public WebContentsObserver {
   void OnCancelPermissionRequest(RenderFrameHost* render_frame_host,
                                  int bridge_id,
                                  const GURL& requesting_frame);
-  void OnStartUpdating(RenderFrameHost* render_frame_host,
-                       const GURL& requesting_frame,
-                       bool enable_high_accuracy);
-  void OnStopUpdating(RenderFrameHost* render_frame_host);
-
-  // Updates the geolocation provider with the currently required update
-  // options.
-  void RefreshGeolocationOptions();
-
-  void OnLocationUpdate(const Geoposition& position);
 
   void SendGeolocationPermissionResponse(int render_process_id,
                                          int render_frame_id,
                                          int bridge_id,
                                          bool allowed);
 
-  // A map from the RenderFrameHosts that have requested geolocation updates to
-  // the type of accuracy they requested (true = high accuracy).
-  std::map<RenderFrameHost*, bool> updating_frames_;
-  bool paused_;
-
   struct PendingPermission {
     PendingPermission(int render_frame_id,
                       int render_process_id,
@@ -78,8 +58,6 @@ class GeolocationDispatcherHost : public WebContentsObserver {
   };
   std::vector<PendingPermission> pending_permissions_;
 
-  scoped_ptr<GeolocationProvider::Subscription> geolocation_subscription_;
-
   base::WeakPtrFactory<GeolocationDispatcherHost> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(GeolocationDispatcherHost);