code: 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;
  	}
docs: Gets an sap.m.ViewSettingsItem from a list of items by a given key.
  
  @param {array} aViewSettingsItems The list of sap.m.ViewSettingsItem objects to be searched
  @param {string} sKey The key of the searched item
  @returns {*} The sap.m.ViewSettingsItem found in the list of items
  @private