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

chrome/browser/resources/md_extensions/animation_helper.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.exportPath('extensions');
 
 /**
  * The different types of animations this helper supports.
  * @enum {number}
  */
@@ skipping 45 matching lines @@
     },
 
     /**
      * Set the exit animation for the element.
      * @param {extensions.Animation} animation
      */
     setExitAnimation: function(animation) {
       var config;
       switch (animation) {
         case extensions.Animation.HERO:
-          config =
-              {name: 'hero-animation', id: 'hero', fromPage: this.element_};
+          config = {
+            name: 'hero-animation',
+            id: 'hero',
+            fromPage: this.element_
+          };
           break;
         case extensions.Animation.FADE_OUT:
           assert(this.node_);
           config = {name: 'fade-out-animation', node: this.node_};
           break;
         case extensions.Animation.SCALE_DOWN:
           assert(this.node_);
           config = {
             name: 'scale-down-animation',
             node: this.node_,
             transformOrigin: '50% 50%',
             axis: 'y',
           };
           break;
         default:
           assertNotReached();
       }
       this.element_.animationConfig.exit = [config];
     },
   };
 
   return {AnimationHelper: AnimationHelper};
 });