/// <param name="part">The part.</param>
/// <param name="clear">If true, then all the objects will be deleted as well, otherwise they will just be removed and will be dangling on the canvas.</param>
/// <returns>Success if true.</returns>
/// <since_tizen> preview </since_tizen>
/// <param name="part">The part.</param>
/// <param name="clear">If true, then all the objects will be deleted as well, otherwise they will just be removed and will be dangling on the canvas.</param>
/// <returns>Success if true.</returns>
/// <since_tizen> preview </since_tizen>