Fix geolocation icon behaviour on navigation

chrome/browser/geolocation/geolocation_settings_state.h

 // Copyright (c) 2010 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 CHROME_BROWSER_GEOLOCATION_GEOLOCATION_SETTINGS_STATE_H_
 #define CHROME_BROWSER_GEOLOCATION_GEOLOCATION_SETTINGS_STATE_H_
 #pragma once
 
 #include <map>
 #include <set>
@@ skipping 15 matching lines @@
     return state_map_;
   }
 
   // Sets the state for |requesting_origin|.
   void OnGeolocationPermissionSet(const GURL& requesting_origin, bool allowed);
 
   // Delegated by TabContents to indicate a navigation has happened and we
   // may need to clear our settings.
   void DidNavigate(const NavigationController::LoadCommittedDetails& details);
 
+  void ClearStateMap();
+
   enum TabState {
     TABSTATE_NONE = 0,
     // There's at least one entry with non-default setting.
     TABSTATE_HAS_EXCEPTION = 1 << 1,
     // There's at least one entry with a non-ASK setting.
     TABSTATE_HAS_ANY_ICON = 1 << 2,
     // There's at least one entry with ALLOWED setting.
     TABSTATE_HAS_ANY_ALLOWED = 1 << 3,
     // There's at least one entry that doesn't match the saved setting.
     TABSTATE_HAS_CHANGED = 1 << 4,
@@ skipping 11 matching lines @@
   std::string GURLToFormattedHost(const GURL& url) const;
 
   Profile* profile_;
   StateMap state_map_;
   GURL embedder_url_;
 
   DISALLOW_COPY_AND_ASSIGN(GeolocationSettingsState);
 };
 
 #endif  // CHROME_BROWSER_GEOLOCATION_GEOLOCATION_SETTINGS_STATE_H_