[Web Intents] Refactor picker to use WebIntentPickerModel.

chrome/browser/ui/cocoa/web_intent_bubble_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_COCOA_WEB_INTENT_BUBBLE_CONTROLLER_H_
 #define CHROME_BROWSER_UI_COCOA_WEB_INTENT_BUBBLE_CONTROLLER_H_
 #pragma once
 
 #import <Cocoa/Cocoa.h>
 
 #include "base/memory/scoped_nsobject.h"
 #import "chrome/browser/ui/cocoa/base_bubble_controller.h"
 #include "chrome/browser/ui/intents/web_intent_picker.h"
 
 class WebIntentPickerCocoa;
 
 // Controller for intent picker bubble. This bubble pops up whenever a web
 // page invokes ActivateIntent and lets the user choose which service should
 // be used to handle this action.
 @interface WebIntentBubbleController : BaseBubbleController {
  @private
   // Images for all icons shown in bubble.
   scoped_nsobject<NSPointerArray> iconImages_;
 
   // URLs associated with the individual services.
   scoped_nsobject<NSArray> serviceURLs_;
 
-  // Default icon to use if no icon is specified.
-  scoped_nsobject<NSImage> defaultIcon_;
-
   // C++ <-> ObjectiveC bridge. Weak reference.
   WebIntentPickerCocoa* picker_;
 
   // Inline disposition tab contents. Weak reference.
   TabContentsWrapper* contents_;
 }
 
 // Initialize the window, and connect to bridge.
 - (id)initWithPicker:(WebIntentPickerCocoa*)picker
         parentWindow:(NSWindow*)parent
           anchoredAt:(NSPoint)point;
 
 // Replaces the |image| for service at |index|.
 - (void)replaceImageAtIndex:(size_t)index withImage:(NSImage*)image;
 
 // Set the service |urls| for all services.
 - (void)setServiceURLs:(NSArray*)urls;
 
 // Set the contents for inline disposition intents.
 - (void)setInlineDispositionTabContents:(TabContentsWrapper*)wrapper;
 
 @end  // WebIntentBubbleController
 
 #endif  // CHROME_BROWSER_UI_COCOA_WEB_INTENT_BUBBLE_CONTROLLER_H_