Delete code for and references to mini-gallery and theme install bubbles.

chrome/common/chrome_notification_types.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 CHROME_COMMON_CHROME_NOTIFICATION_TYPES_H_
 #define CHROME_COMMON_CHROME_NOTIFICATION_TYPES_H_
 #pragma once
 
 #include "content/public/browser/notification_types.h"
 
@@ skipping 365 matching lines @@
   NOTIFICATION_EXTENSION_LOAD_ERROR,
 
   // Sent when attempting to load a new extension, but they are disabled. The
   // details are an Extension*, and the source is a Profile*.
   NOTIFICATION_EXTENSION_UPDATE_DISABLED,
 
   // Sent when an extension's permissions change. The details are an
   // UpdatedExtensionPermissionsInfo, and the source is a Profile.
   NOTIFICATION_EXTENSION_PERMISSIONS_UPDATED,
 
-  // Sent when an extension is about to be installed so we can (in the case of
-  // themes) alert the user with a loading dialog. The source is a Profile
-  // and the details are the download url.
-  NOTIFICATION_EXTENSION_READY_FOR_INSTALL,
-
   // Sent when an extension install turns out to not be a theme.
   NOTIFICATION_NO_THEME_DETECTED,
 
   // Sent when new extensions are installed. The details are an Extension, and
   // the source is a Profile.
   NOTIFICATION_EXTENSION_INSTALLED,
 
   // An error occured during extension install. The details are a string with
   // details about why the install failed.
   NOTIFICATION_EXTENSION_INSTALL_ERROR,
@@ skipping 557 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_