[Web Intents] WebIntentPickerModel uses URL instead of index to reference registered services.

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_
 #pragma once
 
 #include <vector>
 
@@ skipping 47 matching lines @@
                   const string16& action,
                   const string16& type);
 
  protected:
   // content::NotificationObserver implementation.
   virtual void Observe(int type,
                        const content::NotificationSource& source,
                        const content::NotificationDetails& details) OVERRIDE;
 
   // WebIntentPickerDelegate implementation.
-  virtual void OnServiceChosen(size_t index, Disposition disposition) OVERRIDE;
+  virtual void OnServiceChosen(const GURL& url,
+                               Disposition disposition) OVERRIDE;
   virtual void OnInlineDispositionWebContentsCreated(
       content::WebContents* web_contents) OVERRIDE;
   virtual void OnCancelled() OVERRIDE;
   virtual void OnClosing() OVERRIDE;
 
  private:
   friend class WebIntentPickerControllerTest;
   friend class WebIntentPickerControllerBrowserTest;
   friend class InvokingTabObserver;
 
@@ skipping 86 matching lines @@
 
   // Request consumer used when asynchronously loading favicons.
   CancelableRequestConsumerTSimple<size_t> favicon_consumer_;
 
   base::WeakPtrFactory<WebIntentPickerController> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(WebIntentPickerController);
 };
 
 #endif  // CHROME_BROWSER_UI_INTENTS_WEB_INTENT_PICKER_CONTROLLER_H_