function getViewSettingsItemByKey(aViewSettingsItems, sKey) {
		var i, oItem;

		// convenience, also allow strings
		// find item with this key
		for (i = 0; i < aViewSettingsItems.length; i++) {
			if (aViewSettingsItems[i].getKey() === sKey) {
				oItem = aViewSettingsItems[i];
				break;
			}
		}

		return oItem;
	}
Gets an sap.m.ViewSettingsItem from a list of items by a given key.

@param {sap.m.ViewSettingsItem[]} aViewSettingsItems The list of sap.m.ViewSettingsItem objects to be searched
@param {string} sKey The key of the searched item
@returns {sap.m.ViewSettingsItem} The sap.m.ViewSettingsItem found in the list of items
@private