DevTools: reformat front-end code to match chromium style.

third_party/WebKit/Source/devtools/front_end/ui/treeoutline.js

 /*
  * Copyright (C) 2007 Apple Inc.  All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 609 matching lines @@
     get listItemElement()
     {
         return this._listItemNode;
     },
 
     get childrenListElement()
     {
         return this._childrenListNode;
     },
 
+    /**
+     * @return {string|!Node}
+     */
     get title()
     {
         return this._title;
     },
 
     /**
      * @param {string|!Node} x
      */
     set title(x)
     {
@@ skipping 41 matching lines @@
 
     createIcon()
     {
         if (!this._iconElement) {
             this._iconElement = createElementWithClass("div", "icon");
             this._listItemNode.insertBefore(this._iconElement, this._listItemNode.firstChild);
             this._ensureSelection();
         }
     },
 
+    /**
+     * @return {string}
+     */
     get tooltip()
     {
         return this._tooltip || "";
     },
 
     /**
      * @param {string} x
      */
     set tooltip(x)
     {
@@ skipping 450 matching lines @@
     isEventWithinDisclosureTriangle: function(event)
     {
         // FIXME: We should not use getComputedStyle(). For that we need to get rid of using ::before for disclosure triangle. (http://webk.it/74446)
         var paddingLeftValue = window.getComputedStyle(this._listItemNode).paddingLeft;
         console.assert(paddingLeftValue.endsWith("px"));
         var computedLeftPadding = parseFloat(paddingLeftValue);
         var left = this._listItemNode.totalOffsetLeft() + computedLeftPadding;
         return event.pageX >= left && event.pageX <= left + TreeElement._ArrowToggleWidth && this._expandable;
     }
 };