WIP: run clang-format-js on lots of things

chrome/browser/resources/md_extensions/code_section.js

 // Copyright 2016 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.
 
 cr.define('extensions', function() {
   'use strict';
 
   var CodeSection = Polymer({
     is: 'extensions-code-section',
 
@@ skipping 19 matching lines @@
     /**
      * Computes the content of the line numbers span, which basically just
      * contains 1\n2\n3\n... for the number of lines.
      * @return {string}
      * @private
      */
     computeLineNumbersContent_: function() {
       if (!this.code)
         return '';
 
-      var lines = [this.code.beforeHighlight,
-                   this.code.highlight,
-                   this.code.afterHighlight].join('').match(/\n/g);
+      var lines = [
+        this.code.beforeHighlight, this.code.highlight, this.code.afterHighlight
+      ].join('').match(/\n/g);
       var lineCount = lines ? lines.length : 0;
       var textContent = '';
       for (var i = 1; i <= lineCount; ++i)
         textContent += i + '\n';
       return textContent;
     },
 
     /**
      * @return {boolean}
      * @private
      */
     isMainHidden_: function() {
       return !this.code;
     },
   });
 
   return {CodeSection: CodeSection};
 });