Macro impl_serialize_for_parcelable 

macro_rules! impl_serialize_for_parcelable {
    ($parcelable:ident) => { ... };
    ($parcelable:ident < $( $param:ident ),* , >) => { ... };
    ($parcelable:ident < $( $param:ident ),* > ) => { ... };
}

Implement Serialize trait and friends for a parcelable

This is an internal macro used by the AIDL compiler to implement Serialize, SerializeArray and SerializeOption for structured parcelables. The target type must implement the Parcelable trait.