[MD settings] merge polymer 1.0.11; hack for settings checkbox

third_party/polymer/v1_0/components-chromium/paper-checkbox/paper-checkbox.css

-/*
+/**
+@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
 */
 
 :host {
   display: inline-block;
@@ skipping 130 matching lines @@
 }
 
 :host([disabled][checked]) #checkbox {
   background-color: var(--paper-checkbox-unchecked-color, --primary-text-color);
   opacity: 0.5;
 }
 
 :host([disabled]) #checkboxLabel  {
   opacity: 0.65;
 }