Function libsecret_sys::secret_service_get_secret_for_dbus_path

pub unsafe extern "C" fn secret_service_get_secret_for_dbus_path(
    self_: *mut SecretService,
    item_path: *const c_char,
    cancellable: *mut GCancellable,
    callback: GAsyncReadyCallback,
    user_data: gpointer
)