Run tools/clang-format-js on some of chrome/browser/resources/

chrome/browser/resources/cast/cast.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.
 
 window.addEventListener('load', function init() {
   var extensionView = document.querySelector('extensionview');
 
   /**
    * @param {string} str
    * @return {!Array<string>}
    */
   var splitUrlOnHash = function(str) {
     str = str || '';
     var pos = str.indexOf('#');
     return (pos !== -1) ? [str.substr(0, pos), str.substr(pos + 1)] : [str, ''];
   };
 
   new MutationObserver(function() {
     var newHash = splitUrlOnHash(extensionView.getAttribute('src'))[1];
     var oldHash = window.location.hash.substr(1);
     if (newHash !== oldHash) {
       window.location.hash = newHash;
     }
-  }).observe(extensionView, {
-    attributes: true
-  });
+  }).observe(extensionView, {attributes: true});
 
   window.addEventListener('hashchange', function() {
     var newHash = window.location.hash.substr(1);
-    var extensionViewSrcParts = splitUrlOnHash(
-        extensionView.getAttribute('src'));
+    var extensionViewSrcParts =
+        splitUrlOnHash(extensionView.getAttribute('src'));
     if (newHash !== extensionViewSrcParts[1]) {
       extensionView.load(extensionViewSrcParts[0] + '#' + newHash);
     }
   });
 
   extensionView.load(
       'chrome-extension://' + loadTimeData.getString('extensionId') +
-      '/cast_setup/index.html#' + window.location.hash.substr(1) || 'devices');
+          '/cast_setup/index.html#' + window.location.hash.substr(1) ||
+      'devices');
 });
-