GeolocationPermissionContext: only use origin from embedder url.

chrome/browser/geolocation/chrome_geolocation_permission_context.cc

 // 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.
 
 #include "chrome/browser/geolocation/chrome_geolocation_permission_context.h"
 
 #include <functional>
 #include <string>
 #include <vector>
 
@@ skipping 76 matching lines @@
     // TODO(mpcomplete): the request could be from a background page or
     // extension popup (web_contents will have a different ViewType). But why do
     // we care? Shouldn't we still put an infobar up in the current tab?
     LOG(WARNING) << "Attempt to use geolocation tabless renderer: "
                  << id.ToString()
                  << " (can't prompt user without a visible tab)";
     NotifyPermissionSet(id, requesting_frame, callback, false);
     return;
   }
 
-  GURL embedder = web_contents->GetURL();
+  GURL embedder = web_contents->GetLastCommittedURL().GetOrigin();
   if (!requesting_frame.is_valid() || !embedder.is_valid()) {
     LOG(WARNING) << "Attempt to use geolocation from an invalid URL: "
                  << requesting_frame << "," << embedder
                  << " (geolocation is not supported in popups)";
     NotifyPermissionSet(id, requesting_frame, callback, false);
     return;
   }
 
   DecidePermission(id, requesting_frame, embedder, callback);
 }
@@ skipping 92 matching lines @@
         base::Bind(
             &ChromeGeolocationPermissionContext::CancelPendingInfoBarRequest,
             this, id));
      return;
   }
   DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
   if (shutting_down_)
     return;
   QueueController()->CancelInfoBarRequest(id);
 }