function fireLayoutDataChange(oElement) {
		var oLayout = oElement.getParent();
		if (oLayout) {
			var oEvent = jQuery.Event("LayoutDataChange");
			oEvent.srcControl = oElement;
			oLayout._handleEvent(oEvent);
		}
	}
Searches and returns an array of child elements and controls which are
referenced within an aggregation or aggregations of child elements/controls.
This can be either done recursive or not.

<b>Take care: this operation might be expensive.</b>
@param {boolean}
         bRecursive true, if all nested children should be returned.
@return {sap.ui.core.Element[]} array of child elements and controls
@public
@function