Bug 620506 - Remove debugging rect code r=ian

browser/base/content/tabview/groupitems.js

@@ -249,9 +249,6 @@ function GroupItem(listOfEls, options) {
   // ___ Superclass initialization
   this._init($container[0]);
 
-  if (this.$debug)
-    this.$debug.css({zIndex: -1000});
-
   // ___ Children
   Array.prototype.forEach.call(listOfEls, function(el) {
     self.add(el, options);
@@ -600,7 +597,6 @@ GroupItem.prototype = Utils.extend(new Item(), new Subscribable(), {
 
     UI.clearShouldResizeItems();
 
-    this._updateDebugBounds();
     this.setTrenches(rect);
 
     this.save();
@@ -614,9 +610,6 @@ GroupItem.prototype = Utils.extend(new Item(), new Subscribable(), {
 
     iQ(this.container).css({zIndex: value});
 
-    if (this.$debug)
-      this.$debug.css({zIndex: value + 1});
-
     var count = this._children.length;
     if (count) {
       var topZIndex = value + count + 1;

browser/base/content/tabview/items.js

@@ -72,15 +72,6 @@ function Item() {
   // The z-index for this item.
   this.zIndex = 0;
 
-  // Variable: debug
-  // When set to true, displays a rectangle on the screen that corresponds with bounds.
-  // May be used for additional debugging features in the future.
-  this.debug = false;
-
-  // Variable: $debug
-  // If <debug> is true, this will be the iQ object for the visible rectangle.
-  this.$debug = null;
-
   // Variable: container
   // The outermost DOM element that describes this item on screen.
   this.container = null;
@@ -154,16 +145,6 @@ Item.prototype = {
     this.container = container;
     this.$container = iQ(container);
 
-    if (this.debug) {
-      this.$debug = iQ('<div>')
-        .css({
-          border: '2px solid green',
-          zIndex: -10,
-          position: 'absolute'
-        })
-        .appendTo('body');
-    }
-
     iQ(this.container).data('item', this);
 
     // ___ drag
@@ -510,16 +491,6 @@ Item.prototype = {
     });
   },
 
-  // ----------
-  // Function: _updateDebugBounds
-  // Called by a subclass when its bounds change, to update the debugging rectangles on screen.
-  // This functionality is enabled only by the debug property.
-  _updateDebugBounds: function Item__updateDebugBounds() {
-    if (this.$debug) {
-      this.$debug.css(this.bounds);
-    }
-  },
-
   // ----------
   // Function: setTrenches
   // Sets up/moves the trenches for snapping to this item.

browser/base/content/tabview/tabitems.js

@@ -202,7 +202,6 @@ function TabItem(tab, options) {
 
   this.setResizable(true, options.immediately);
   this.droppable(true);
-  this._updateDebugBounds();
 
   TabItems.register(this);
 
@@ -524,7 +523,6 @@ TabItem.prototype = Utils.extend(new Item(), new Subscribable(), {
 
     UI.clearShouldResizeItems();
 
-    this._updateDebugBounds();
     rect = this.getBounds(); // ensure that it's a <Rect>
 
     if (!Utils.isRect(this.bounds))