Geolocation code cleanup following switch to client-based Geolocation.

chrome/browser/geolocation/geolocation_permission_context.cc

Index: chrome/browser/geolocation/geolocation_permission_context.cc
diff --git a/chrome/browser/geolocation/geolocation_permission_context.cc b/chrome/browser/geolocation/geolocation_permission_context.cc
index cd2d0c7830849e900804d9fa1c320f5a59d45dc6..76bc3d7925323bdd55dcbb397b484e6481e0a1b4 100644
--- a/chrome/browser/geolocation/geolocation_permission_context.cc
+++ b/chrome/browser/geolocation/geolocation_permission_context.cc
@@ -432,23 +432,6 @@ void GeolocationPermissionContext::CancelGeolocationPermissionRequest(
   CancelPendingInfoBarRequest(render_process_id, render_view_id, bridge_id);
 }
 
-void GeolocationPermissionContext::StartUpdatingRequested(
-    int render_process_id, int render_view_id, int bridge_id,
-    const GURL& requesting_frame) {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
-  // Note we cannot store the arbitrator as a member as it is not thread safe.
-  GeolocationProvider* provider = GeolocationProvider::GetInstance();
-
-  // Client-based Geolocation uses a preemptive permission model, so permission
-  // ought to have been requested and granted before the controller requests
-  // the client to start updating.
-  DCHECK(provider->HasPermissionBeenGranted());
-}
-
-void GeolocationPermissionContext::StopUpdatingRequested(
-    int render_process_id, int render_view_id, int bridge_id) {
-}
-
 void GeolocationPermissionContext::NotifyPermissionSet(
     int render_process_id, int render_view_id, int bridge_id,
     const GURL& requesting_frame, bool allowed) {