[MD settings] propagate stopKeyboardEventPropagation to paper-input

chrome/browser/resources/settings/controls/settings_input.js

 // Copyright 2015 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.
 
 /**
  * @fileoverview
  * `settings-input` is a single-line text field for user input associated
  * with a pref value.
  */
 Polymer({
   is: 'settings-input',
 
   behaviors: [CrPolicyPrefBehavior, PrefControlBehavior],
 
   properties: {
     /**
      * The preference object to control.
      * @type {!chrome.settingsPrivate.PrefObject|undefined}
      * @override
      */
     pref: {
       observer: 'prefChanged_'
     },
 
-    /**
-     * The current value of the input, reflected to/from |pref|.
-     */
+    /* The current value of the input, reflected to/from |pref|. */
     value: {
       type: String,
       value: '',
       notify: true,
     },
 
-    /**
-     * Set to true to disable editing the input.
-     */
+    /* Set to true to disable editing the input. */
     disabled: {
       type: Boolean,
       value: false,
       reflectToAttribute: true
     },
 
-    /** Propagate the errorMessage property. */
+    /* Properties for paper-input. This is not strictly necessary.
+     * Though it does define the types for the closure compiler. */
     errorMessage: { type: String },
-
-    /** Propagate the label property. */
     label: { type: String },
-
-    /** Propagate the no-label-float property. */
     noLabelFloat: { type: Boolean, value: false },
-
-    /** Propagate the pattern property. */
     pattern: { type: String },
-
-    /** Propagate the readonly property. */
     readonly: { type: Boolean, value: false },
-
-    /** Propagate the required property. */
     required: { type: Boolean, value: false },
-
-    /** Propagate the type property. */
+    stopKeyboardEventPropagation: { type: Boolean, value: false },
     type: { type: String },
   },
 
   /** @override */
   ready: function() {
     this.$.events.forward(this.$.input, ['change']);
   },
 
   /**
    * Focuses the 'input' element.
@@ skipping 54 matching lines @@
   /**
    * @param {boolean} disabled
    * @param {!chrome.settingsPrivate.PrefObject} pref
    * @return {boolean} Whether the element should be disabled.
    * @private
    */
   isDisabled_: function(disabled, pref) {
     return disabled || this.isPrefPolicyControlled(pref);
   },
 });