[DevTools] Remove remaining usages of global properties.

Source/devtools/front_end/ui/Popover.js

 /*
  * Copyright (C) 2009 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 74 matching lines @@
     {
         if (this._disposed)
             return;
         this.contentElement = contentElement;
 
         // This should not happen, but we hide previous popup to be on the safe side.
         if (WebInspector.Popover._popover)
             WebInspector.Popover._popover.hide();
         WebInspector.Popover._popover = this;
 
+        var document = anchor instanceof AnchorBox ? contentElement.ownerDocument : anchor.ownerDocument;

[apavlov, 2014/10/21 15:15:38]

The inverted check would be a lot more readable:

anchor instanceof Element ? anchor.ownerDocument : contentElement.ownerDocument

[dgozman, 2014/10/22 08:04:03]

Done.

+        var window = document.defaultView;
+
         // Temporarily attach in order to measure preferred dimensions.
         var preferredSize = view ? view.measurePreferredSize() : this.contentElement.measurePreferredSize();
         preferredWidth = preferredWidth || preferredSize.width;
         preferredHeight = preferredHeight || preferredSize.height;
 
         window.addEventListener("resize", this._hideBound, false);
         document.body.appendChild(this._containerElement);
         WebInspector.View.prototype.show.call(this, this._containerElement);
 
         if (view)
             view.show(this._contentDiv);
         else
             this._contentDiv.appendChild(this.contentElement);
 
         this._positionElement(anchor, preferredWidth, preferredHeight, arrowDirection);
 
         if (this._popoverHelper) {
             this._contentDiv.addEventListener("mousemove", this._popoverHelper._killHidePopoverTimer.bind(this._popoverHelper), true);
             this.element.addEventListener("mouseout", this._popoverHelper._popoverMouseOut.bind(this._popoverHelper), true);
         }
     },
 
     hide: function()
     {
-        window.removeEventListener("resize", this._hideBound, false);
+        this._containerElement.ownerDocument.defaultView.removeEventListener("resize", this._hideBound, false);
         this.detach();
         this._containerElement.remove();
         delete WebInspector.Popover._popover;
     },
 
     get disposed()
     {
         return this._disposed;
     },
 
@@ skipping 267 matching lines @@
             this._resetHoverTimer();
         }
     }
 }
 
 /** @enum {string} */
 WebInspector.Popover.Orientation = {
     Top: "top",
     Bottom: "bottom"
 }