Rename options.OptionsBubble to cr.ui.AutoCloseBubble

chrome/browser/resources/options/options_page.css

 /* 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. */
 
 body {
   position: relative;
 }
 
 #main-content {
   bottom: 0;
@@ skipping 434 matching lines @@
 /* If the Flash plug-in supports the NPP_ClearSiteData API, we don't need to
  * show the link to the Flash storage settings manager:
  */
 html[flashPluginSupportsClearSiteData] .flash-plugin-area,
 html:not([flashPluginSupportsClearSiteData]) .clear-plugin-lso-data-enabled,
 html[flashPluginSupportsClearSiteData] .clear-plugin-lso-data-disabled,
 html:not([enablePepperFlashSettings]) .pepper-flash-settings {
   display: none;
 }
 
-/* Bubble. */
-
-.options-bubble {
-  position: fixed;
-}
-
 /* Controlled setting indicator and bubble. */
 
 .controlled-setting-with-label {
   -webkit-box-align: center;
   display: -webkit-box;
   padding-bottom: 7px;
   padding-top: 7px;
 }
 
 .controlled-setting-with-label > input + span {
@@ skipping 95 matching lines @@
       url('chrome://theme/IDR_CONTROLLED_SETTING_RECOMMENDED_LARGE');
 }
 
 html[dir='rtl'] .controlled-setting-bubble-content {
   background-position: right top;
 }
 
 .controlled-setting-bubble-action {
   padding: 0 !important;
 }