remove own iterateOver implementation again, as it is already handled in parent class and creates additional problems

etemplate/js/et2_widget_grid.js

@@ -1067,30 +1067,6 @@ var et2_grid = et2_DOMWidget.extend([et2_IDetachedDOM, et2_IAligned, et2_IResize
 				}
 			}
 		}
-	},
-
-	/**
-	 * Function which allows iterating over the complete widget tree.
-	 *
-	 * @param _callback is the function which should be called for each widget
-	 * @param _context is the context in which the function should be executed
-	 * @param _type is an optional parameter which specifies a class/interface
-	 * 	the elements have to be instanceOf.
-	 */
-	iterateOver: function(_callback, _context, _type)
-	{
-		if (!this.cells) return;
-
-		for(var r=0; r < this.cells.length; ++r)
-		{
-			var row = this.cells[r];
-			for(var c=0; c < row.length; ++c)
-			{
-				if (!row[c].widget) continue;
-
-				row[c].widget.iterateOver(_callback, _context, _type);
-			}
-		}
 	}
 });
 et2_register_widget(et2_grid, ["grid"]);