DevTools: Add geolocation override in browser

content/browser/geolocation/geolocation_dispatcher_host.h

 // Copyright (c) 2012 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_GEOLOCATION_GEOLOCATION_DISPATCHER_HOST_H_
 #define CONTENT_BROWSER_GEOLOCATION_GEOLOCATION_DISPATCHER_HOST_H_
 
 #include <map>
 #include <vector>
 
@@ skipping 12 matching lines @@
  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);
 
+  // Enables geolocation override. This method is used by DevTools to
+  // trigger possible location-specific behavior in particular web contents.
+  void SetOverride(scoped_ptr<Geoposition> geoposition);
+
+  // Disables geolocation override.
+  void ClearOverride();
+
  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;
 
   // Message handlers:
   void OnRequestPermission(RenderFrameHost* render_frame_host,
                            int bridge_id,
                            const GURL& requesting_frame,
                            bool user_gesture);
   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 UpdateGeoposition(RenderFrameHost* frame, 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,
                       int bridge_id);
     ~PendingPermission();
     int render_frame_id;
     int render_process_id;
     int bridge_id;
   };
   std::vector<PendingPermission> pending_permissions_;
 
   scoped_ptr<GeolocationProvider::Subscription> geolocation_subscription_;
+  scoped_ptr<Geoposition> geoposition_override_;
 
   base::WeakPtrFactory<GeolocationDispatcherHost> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(GeolocationDispatcherHost);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_GEOLOCATION_GEOLOCATION_DISPATCHER_HOST_H_