JS cleanup for cr_elements

ui/webui/resources/cr_elements/cr_input/cr_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. */
+// 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
- * 'cr-input' is a single-line text field for user input. It is a convenience
- * element composed of a 'paper-input-decorator' and a 'input is="core-input"'.
+ * `cr-input` is a single-line text field for user input. It is a convenience
+ * element composed of a `paper-input-decorator` and a `input is="core-input"`.
  *
  * Example:
  *
  *    <cr-input></cr-input>
  *
  * @group Chrome Elements
  * @element cr-input
  */
 Polymer('cr-input', {
   publish: {
@@ skipping 109 matching lines @@
     else
       this.$.input.removeAttribute('pattern');
   },
 
   /** @override */
   ready: function() {
     this.$.events.forward(this.$.input, ['change']);
     this.patternChanged();
   },
 });