Make sure controller is properly reset when the picker is closed.

chrome/browser/ui/intents/web_intent_picker_controller.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 CHROME_BROWSER_UI_INTENTS_WEB_INTENT_PICKER_CONTROLLER_H_
 #define CHROME_BROWSER_UI_INTENTS_WEB_INTENT_PICKER_CONTROLLER_H_
 
 #include <vector>
 
 #include "base/compiler_specific.h"
@@ skipping 161 matching lines @@
   void OnCWSIntentServicesAvailable(
       const CWSIntentsRegistry::IntentExtensionList& extensions);
 
   // Called when a suggested extension's icon is fetched.
   void OnExtensionIconURLFetchComplete(const string16& extension_id,
                                        const net::URLFetcher* source);
 
   // Called whenever intent data (both from registry and CWS) arrives.
   void OnIntentDataArrived();
 
+  // Reset internal state to default values.
+  void Reset();
+
   typedef base::Callback<void(const gfx::Image&)>
       ExtensionIconAvailableCallback;
   // Called on a worker thread to decode and resize the extension's icon.
   static void DecodeExtensionIconAndResize(
       scoped_ptr<std::string> icon_response,
       const ExtensionIconAvailableCallback& callback,
       const base::Closure& unavailable_callback);
 
   // Called when an extension's icon is successfully decoded and resized.
   void OnExtensionIconAvailable(const string16& extension_id,
@@ skipping 74 matching lines @@
 
   base::WeakPtrFactory<WebIntentPickerController> weak_ptr_factory_;
 
   // Timer factory for minimum display time of "waiting" dialog.
   base::WeakPtrFactory<WebIntentPickerController> timer_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(WebIntentPickerController);
 };
 
 #endif  // CHROME_BROWSER_UI_INTENTS_WEB_INTENT_PICKER_CONTROLLER_H_