Run clang-format on .js files in c/b/r/md_extensions

chrome/browser/resources/md_extensions/drop_overlay.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.
 
 (function() {
-  'use strict';
+'use strict';

[Devlin, 2017/06/17 02:25:40]

Doesn't this violate indentation rules where functions must be +2?

[Dan Beam, 2017/06/19 23:01:25]

started a javascript-style@ thread about this

fwiw: I don't think (function() {...})() is used very much in Google-internal JS
code (so it may be less thought about in general)

 
-  Polymer({
-    is: 'extensions-drop-overlay',
-    created: function() {
+Polymer({
+  is: 'extensions-drop-overlay',
+  created: function() {
+    this.hidden = true;
+    var dragTarget = document.documentElement;
+    this.dragWrapperHandler_ =
+        new extensions.DragAndDropHandler(true, dragTarget);
+    dragTarget.addEventListener('extension-drag-started', function() {
+      this.hidden = false;
+    }.bind(this));
+    dragTarget.addEventListener('extension-drag-ended', function() {
       this.hidden = true;
-      var dragTarget = document.documentElement;
-      this.dragWrapperHandler_ =
-          new extensions.DragAndDropHandler(true, dragTarget);
-      dragTarget.addEventListener('extension-drag-started', function() {
-        this.hidden = false;
-      }.bind(this));
-      dragTarget.addEventListener('extension-drag-ended', function() {
-        this.hidden = true;
-      }.bind(this));
-      this.dragWrapper_ =
-          new cr.ui.DragWrapper(dragTarget, this.dragWrapperHandler_);
-    },
-  });
+    }.bind(this));
+    this.dragWrapper_ =
+        new cr.ui.DragWrapper(dragTarget, this.dragWrapperHandler_);
+  },
+});
 })();