function handleAddXmlAtExtensionPointCommand(oElement, mExtensionData, oCompositeCommand) {
		const sExtensionPointName = mExtensionData.extensionPointName;
		const oView = FlUtils.getViewForControl(oElement);
		const mExtensionPointReference = {
			name: sExtensionPointName,
			view: oView
		};
		const mExtensionPointSettings = {
			fragment: mExtensionData.fragment,
			fragmentPath: mExtensionData.fragmentPath
		};

		return this.getCommandFactory().getCommandFor(
			mExtensionPointReference,
			FLEX_CHANGE_TYPE,
			mExtensionPointSettings
		)
		.then(function(oAddXmlAtExtensionPointCommand) {
			return oCompositeCommand.addCommand(oAddXmlAtExtensionPointCommand);
		});
	}
Checks if AddXMLAtExtensionPoint is enabled for oOverlay
@param {sap.ui.dt.ElementOverlay[]} aElementOverlays - Target overlays
@returns {boolean} <code>true</code> if enabled
@public