Remove chrome::NOTIFICATION_WEB_DIALOG_SHOWN.

chrome/common/chrome_notification_types.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_COMMON_CHROME_NOTIFICATION_TYPES_H_
 #define CHROME_COMMON_CHROME_NOTIFICATION_TYPES_H_
 #pragma once
 
 #include "content/public/browser/notification_types.h"
 
@@ skipping 61 matching lines @@
   NOTIFICATION_TAB_SNAPSHOT_TAKEN,
 
   // The user has changed the browser theme. The source is a
   // Source<ThemeService>. There are no details.
   NOTIFICATION_BROWSER_THEME_CHANGED,
 
   // Sent when the renderer returns focus to the browser, as part of focus
   // traversal. The source is the browser, there are no details.
   NOTIFICATION_FOCUS_RETURNED_TO_BROWSER,
 
-  // Sent after an WebDialog dialog has been shown. The source is the
-  // dialog. The details is a Details<RenderViewHost> with a pointer to the RVH
-  // for the shown dialog.
-  NOTIFICATION_WEB_DIALOG_SHOWN,
-
   // A new tab is created from an existing tab to serve as a target of a
   // navigation that is about to happen. The source will be a Source<Profile>
   // corresponding to the profile in which the new tab will live.  Details in
   // the form of a RetargetingDetails object are provided.
   NOTIFICATION_RETARGETING,
 
   // Application-modal dialogs -----------------------------------------------
 
   // Sent after an application-modal dialog has been shown. The source
   // is the dialog.
@@ skipping 1029 matching lines @@
   // Currently only Content and Chrome define and use notifications.
   // Custom notifications not belonging to Content and Chrome should start
   // from here.
   NOTIFICATION_CHROME_END,
 };
 
 }  // namespace chrome
 
 
 #endif  // CHROME_COMMON_CHROME_NOTIFICATION_TYPES_H_