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 d942cff82720628df87a59ce2f35f823be82cc1d..6359de10ccebe38e3aadd1a0992b3467231367b5 100644
--- a/content/browser/geolocation/geolocation_dispatcher_host.h
+++ b/content/browser/geolocation/geolocation_dispatcher_host.h
@@ -10,41 +10,29 @@
 
 #include "base/callback_forward.h"
 #include "base/memory/weak_ptr.h"
-#include "content/browser/geolocation/geolocation_provider_impl.h"
 #include "content/public/browser/web_contents_observer.h"
 
 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);
   ~GeolocationDispatcherHost() override;
 
-  // 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
   void RenderFrameDeleted(RenderFrameHost* render_frame_host) override;
-  void RenderViewHostChanged(RenderViewHost* old_host,
-                             RenderViewHost* new_host) override;
   void DidNavigateAnyFrame(RenderFrameHost* render_frame_host,
-                           const LoadCommittedDetails& details,
-                           const FrameNavigateParams& params) override;
+                                   const LoadCommittedDetails& details,
+                                   const FrameNavigateParams& params) override;
   bool OnMessageReceived(const IPC::Message& msg,
                          RenderFrameHost* render_frame_host) override;
 
@@ -55,17 +43,6 @@ class GeolocationDispatcherHost : public WebContentsObserver {
                            int bridge_id,
                            const GURL& requesting_origin,
                            bool user_gesture);
-  void OnStartUpdating(RenderFrameHost* render_frame_host,
-                       const GURL& requesting_origin,
-                       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,
@@ -76,11 +53,6 @@ class GeolocationDispatcherHost : public WebContentsObserver {
   // browser to cancel the permission requests.
   void CancelPermissionRequestsForFrame(RenderFrameHost* render_frame_host);
 
-  // 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,
@@ -94,9 +66,6 @@ class GeolocationDispatcherHost : public WebContentsObserver {
   };
   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);