function compareDevices(device1, device2)
        {
            return device1.title < device2.title ? -1 : (device1.title > device2.title ? 1 : 0);
        }
@param {!WebInspector.OverridesSupport.Device} device1
@param {!WebInspector.OverridesSupport.Device} device2
@return {number}