Remove chrome::NOTIFICATION_WEB_DIALOG_SHOWN.

chrome/test/base/test_web_dialog_observer.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_TEST_BASE_TEST_WEB_DIALOG_OBSERVER_H_
 #define CHROME_TEST_BASE_TEST_WEB_DIALOG_OBSERVER_H_
 #pragma once
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
+#include "chrome/browser/ui/webui/web_dialog_observer.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 
 class JsInjectionReadyObserver;
 
 namespace content {
+class RenderViewHost;
 class WebUI;
 }
 
 // For browser_tests, which run on the UI thread, run a second message
 // MessageLoop to detect WebDialog creation and quit when the constructed
 // WebUI instance is captured and ready.
-class TestWebDialogObserver : public content::NotificationObserver {
+class TestWebDialogObserver : public content::NotificationObserver,
+                              public WebDialogObserver {
  public:
   // Create and register a new TestWebDialogObserver. If
   // |js_injection_ready_observer| is non-NULL, notify it as soon as the RVH is
   // available.
   explicit TestWebDialogObserver(
       JsInjectionReadyObserver* js_injection_ready_observer);
   virtual ~TestWebDialogObserver();
 
+  // Overridden from WebDialogObserver:
+  virtual void OnDialogShown(
+      content::WebUI* webui,
+      content::RenderViewHost* render_view_host) OVERRIDE;
+
   // Waits for an WebDialog to be created. The WebUI instance is captured
   // and the method returns it when the navigation on the dialog is complete.
   content::WebUI* GetWebUI();
 
  private:
   // content::NotificationObserver:
   virtual void Observe(int type,
                        const content::NotificationSource& source,
                        const content::NotificationDetails& details) OVERRIDE;
 
   content::NotificationRegistrar registrar_;
 
   // Observer to take some action when the dialog is ready for JavaScript
   // injection.
   JsInjectionReadyObserver* js_injection_ready_observer_;
   content::WebUI* web_ui_;
   bool done_;
   bool running_;
 
   DISALLOW_COPY_AND_ASSIGN(TestWebDialogObserver);
 };
 
 #endif  // CHROME_TEST_BASE_TEST_WEB_DIALOG_OBSERVER_H_