MD Settings: roll paper-submenu to fix double-tap bug when started open

third_party/polymer/v1_0/components-chromium/paper-menu/paper-menu-shared-styles.html

 <!--
 @license
 Copyright (c) 2015 The Polymer Project Authors. All rights reserved.
 This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt
 The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt
 The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt
 Code distributed by Google as part of the polymer project is also
 subject to an additional IP rights grant found at http://polymer.github.io/PATENTS.txt
 -->
 
+<link rel="import" href="../iron-flex-layout/iron-flex-layout.html">
+<link rel="import" href="../paper-styles/color.html">
+<link rel="import" href="../paper-styles/default-theme.html">
+
 <dom-module id="paper-menu-shared-styles">
   <template>
     <style>
       /* need a wrapper element to make this higher specificity than the :host rule in paper-item */
       .selectable-content > ::content > .iron-selected {
         font-weight: bold;
 
         @apply(--paper-menu-selected-item);
       }
 
@@ skipping 17 matching lines @@
 
         @apply(--paper-menu-focused-item-after);
       }
 
       .selectable-content > ::content > *[colored]:focus:after {
         opacity: 0.26;
       }
     </style>
   </template>
 </dom-module>