[DevTools] Remove remaining usages of global properties.

Source/devtools/front_end/ui/SuggestBox.js

 /*
  * Copyright (C) 2013 Google 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 42 matching lines @@
  * @param {!WebInspector.SuggestBoxDelegate} suggestBoxDelegate
  * @param {number=} maxItemsHeight
  */
 WebInspector.SuggestBox = function(suggestBoxDelegate, maxItemsHeight)
 {
     this._suggestBoxDelegate = suggestBoxDelegate;
     this._length = 0;
     this._selectedIndex = -1;
     this._selectedElement = null;
     this._maxItemsHeight = maxItemsHeight;
-    this._bodyElement = document.body;
     this._maybeHideBound = this._maybeHide.bind(this);
     this._element = createElementWithClass("div", "suggest-box");
     this._element.addEventListener("mousedown", this._onBoxMouseDown.bind(this), true);
 }
 
 WebInspector.SuggestBox.prototype = {
     /**
      * @return {boolean}
      */
     visible: function()
@@ skipping 57 matching lines @@
         }
         event.preventDefault();
     },
 
     _maybeHide: function()
     {
         if (!this._hideTimeoutId)
             this._hideTimeoutId = window.setTimeout(this.hide.bind(this), 0);
     },
 
+    /**
+     * @private // FIXME: this is a workaround for validator bug (http://crbug.com/425506).
+     * // FIXME: make SuggestBox work for multiple documents.
+     * @suppressGlobalPropertiesCheck
+     */
     _show: function()
     {
         if (this.visible())
             return;
         this._overlay = new WebInspector.SuggestBox.Overlay();
+        this._bodyElement = document.body;
         this._bodyElement.addEventListener("mousedown", this._maybeHideBound, true);
 
         this._leftSpacerElement = this._overlay.element.createChild("div", "suggest-box-left-spacer");
         this._horizontalElement = this._overlay.element.createChild("div", "suggest-box-horizontal");
         this._topSpacerElement = this._horizontalElement.createChild("div", "suggest-box-top-spacer");
         this._horizontalElement.appendChild(this._element);
         this._bottomSpacerElement = this._horizontalElement.createChild("div", "suggest-box-bottom-spacer");
     },
 
     hide: function()
     {
         if (!this.visible())
             return;
 
         this._bodyElement.removeEventListener("mousedown", this._maybeHideBound, true);
+        delete this._bodyElement;
         this._element.remove();
         this._overlay.dispose();
         delete this._overlay;
         delete this._selectedElement;
         this._selectedIndex = -1;
         delete this._lastAnchorBox;
     },
 
     removeFromElement: function()
     {
@@ skipping 232 matching lines @@
         this.acceptSuggestion();
 
         // Report the event as non-handled if there is no selected item,
         // to commit the input or handle it otherwise.
         return hasSelectedItem;
     }
 }
 
 /**
  * @constructor
+ * // FIXME: make SuggestBox work for multiple documents.
+ * @suppressGlobalPropertiesCheck
  */
 WebInspector.SuggestBox.Overlay = function()
 {
     this.element = createElementWithClass("div", "suggest-box-overlay");
     this._resize();
     document.body.appendChild(this.element);
 }
 
 WebInspector.SuggestBox.Overlay.prototype = {
     _resize: function()
     {
         var container = WebInspector.Dialog.modalHostView().element;
         var containerBox = container.boxInWindow(container.ownerDocument.defaultView);
 
         this.element.style.left = containerBox.x + "px";
         this.element.style.top = containerBox.y + "px";
         this.element.style.height = containerBox.height + "px";
         this.element.style.width = containerBox.width + "px";
     },
 
     dispose: function()
     {
         this.element.remove();
     }
 }