Switch WebIntentPickerController to use WebContentsUserData.

chrome/browser/ui/cocoa/web_intent_picker_cocoa.mm

 // 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/ui/cocoa/web_intent_picker_cocoa.h"
 
 #import <Cocoa/Cocoa.h>
 
 #include "base/bind.h"
 #include "base/message_loop.h"
@@ skipping 50 matching lines @@
 void ConstrainedPickerSheetDelegate::DeleteDelegate() {
   if (is_sheet_open())
     [NSApp endSheet:sheet()];
 
   delete this;
 }
 
 }  // namespace
 
 // static
-WebIntentPicker* WebIntentPicker::Create(TabContents* tab_contents,
+WebIntentPicker* WebIntentPicker::Create(content::WebContents* web_contents,
                                          WebIntentPickerDelegate* delegate,
                                          WebIntentPickerModel* model) {
+  TabContents* tab_contents = TabContents::FromWebContents(web_contents);
   return new WebIntentPickerCocoa(tab_contents, delegate, model);
 }
 
 WebIntentPickerCocoa::WebIntentPickerCocoa()
     : delegate_(NULL),
       model_(NULL),
       tab_contents_(NULL),
       sheet_controller_(nil),
       service_invoked(false) {
 }
@@ skipping 158 matching lines @@
 }
 
 void WebIntentPickerCocoa::OnChooseAnotherService() {
   DCHECK(delegate_);
   delegate_->OnChooseAnotherService();
   inline_disposition_tab_contents_.reset();
   inline_disposition_delegate_.reset();
   [sheet_controller_ setInlineDispositionTabContents:NULL];
   PerformLayout();
 }