Merge changes from topic "fixed-size-array-rust" am: 16f24bfa

    }

}

impl<T: SerializeArray, const N: usize> Serialize for [T; N] {

    fn serialize(&self, parcel: &mut BorrowedParcel<'_>) -> Result<()> {

        // forwards to T::serialize_array.

        SerializeArray::serialize_array(self, parcel)

    }

}

impl<T: SerializeArray, const N: usize> SerializeOption for [T; N] {

    fn serialize_option(this: Option<&Self>, parcel: &mut BorrowedParcel<'_>) -> Result<()> {

        SerializeOption::serialize_option(this.map(|arr| &arr[..]), parcel)

    }

}

impl<T: SerializeArray, const N: usize> SerializeArray for [T; N] {}

impl<T: DeserializeArray, const N: usize> Deserialize for [T; N] {

    fn deserialize(parcel: &BorrowedParcel<'_>) -> Result<Self> {

        let vec = DeserializeArray::deserialize_array(parcel)

            .transpose()

            .unwrap_or(Err(StatusCode::UNEXPECTED_NULL))?;

        vec.try_into().or(Err(StatusCode::BAD_VALUE))

    }

}

impl<T: DeserializeArray, const N: usize> DeserializeOption for [T; N] {

    fn deserialize_option(parcel: &BorrowedParcel<'_>) -> Result<Option<Self>> {

        let vec = DeserializeArray::deserialize_array(parcel)?;

        vec.map(|v| v.try_into().or(Err(StatusCode::BAD_VALUE))).transpose()

    }

}

impl<T: DeserializeArray, const N: usize> DeserializeArray for [T; N] {}

impl Serialize for Stability {

    fn serialize(&self, parcel: &mut BorrowedParcel<'_>) -> Result<()> {

        i32::from(*self).serialize(parcel)