In components/autofill, move notification handling into content driver.

components/autofill/content/browser/autofill_driver_impl.h

 // Copyright 2013 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 COMPONENTS_AUTOFILL_CONTENT_BROWSER_AUTOFILL_DRIVER_IMPL_H_
 #define COMPONENTS_AUTOFILL_CONTENT_BROWSER_AUTOFILL_DRIVER_IMPL_H_
 
 #include <string>
 
 #include "base/memory/scoped_ptr.h"
 #include "base/supports_user_data.h"
 #include "components/autofill/core/browser/autofill_driver.h"
 #include "components/autofill/core/browser/autofill_external_delegate.h"
 #include "components/autofill/core/browser/autofill_manager.h"
+#include "content/public/browser/notification_observer.h"
+#include "content/public/browser/notification_registrar.h"
 #include "content/public/browser/web_contents_observer.h"
 
 namespace content {
 class WebContents;
 }
 
 namespace IPC {
 class Message;
 }
 
 namespace autofill {
 
 class AutofillContext;
 class AutofillManagerDelegate;
 
 // Class that drives autofill flow in the browser process based on
 // communication from the renderer and from the external world. There is one
 // instance per WebContents.
 class AutofillDriverImpl : public AutofillDriver,
+                           public content::NotificationObserver,
                            public content::WebContentsObserver,
                            public base::SupportsUserData::Data {
  public:
   static void CreateForWebContentsAndDelegate(
       content::WebContents* contents,
       autofill::AutofillManagerDelegate* delegate,
       const std::string& app_locale,
       AutofillManager::AutofillDownloadManagerState enable_download_manager);
   static AutofillDriverImpl* FromWebContents(content::WebContents* contents);
 
@@ skipping 23 matching lines @@
   virtual void DidNavigateMainFrame(
       const content::LoadCommittedDetails& details,
       const content::FrameNavigateParams& params) OVERRIDE;
   virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
 
   // Sets the manager to |manager| and sets |manager|'s external delegate
   // to |autofill_external_delegate_|. Takes ownership of |manager|.
   void SetAutofillManager(scoped_ptr<AutofillManager> manager);
 
  private:
+  // content::NotificationObserver:
+  virtual void Observe(int type,
+                       const content::NotificationSource& source,
+                       const content::NotificationDetails& details) OVERRIDE;
+
+  // A scoped container for notification registries.
+  content::NotificationRegistrar registrar_;
+
   // AutofillExternalDelegate instance that this object instantiates in the
   // case where the autofill native UI is enabled.
   scoped_ptr<AutofillExternalDelegate> autofill_external_delegate_;
 
   // AutofillManager instance via which this object drives the shared Autofill
   // code.
   scoped_ptr<AutofillManager> autofill_manager_;
 };
 
 }  // namespace autofill
 
 #endif  // COMPONENTS_AUTOFILL_CONTENT_BROWSER_AUTOFILL_DRIVER_IMPL_H_