Add a method to the controller to close the picker/service tab when a return value is passed.

content/browser/intents/intent_injector.h

 // Copyright (c) 2011 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 CONTENT_BROWSER_INTENTS_INTENT_INJECTOR_H_
 #define CONTENT_BROWSER_INTENTS_INTENT_INJECTOR_H_
 #pragma once
 
 #include "base/basictypes.h"
 #include "base/string16.h"
 #include "content/browser/tab_contents/tab_contents_observer.h"
 #include "content/common/content_export.h"
 #include "content/common/intents_messages.h"
 
 class RenderViewHost;
 class TabContents;
 
 namespace webkit_glue {
 struct WebIntentData;
 }
 
 namespace IPC {
 class Message;
 }
 
 // Injects an intent into the renderer of a TabContents. The intent dispatch
 // logic will create one of these to take care of passing intent data down into
 // the context of the service, which will be running in the TabContents on which
-// this class is an observer. Deletes itself when the tab is closed.
+// this class is an observer. Attaches to the service tab and deletes itself
+// when that TabContents is closed.
 class CONTENT_EXPORT IntentInjector : public TabContentsObserver {
  public:
   // |tab_contents| must not be NULL.
   explicit IntentInjector(TabContents* tab_contents);
   virtual ~IntentInjector();
 
   // TabContentsObserver implementation.
   virtual void RenderViewCreated(RenderViewHost* host) OVERRIDE;
   virtual void DidNavigateMainFrame(
       const content::LoadCommittedDetails& details,
@@ skipping 31 matching lines @@
   // Message forwarder to the tab invoking the intent.
   scoped_ptr<IPC::Message::Sender> source_tab_;
 
   // Unique ID assigned to the intent by the source tab.
   int intent_id_;
 
   DISALLOW_COPY_AND_ASSIGN(IntentInjector);
 };
 
 #endif  // CONTENT_BROWSER_INTENTS_INTENT_INJECTOR_H_