Compile, and actually set ImmutableStreams property
Compile, and actually set ImmutableStreams property

7956fc5 broke the build (sorry!) and didn't actually assign to 'flags'
so the ImmutableStreams channel property was always false (although the
capability works).

mlundblad/telepathy-gabble,Ziemin/telepathy-gabble,Ziemin/telepathy-gabble,mlundblad/telepathy-gabble,Ziemin/telepathy-gabble,jku/telepathy-gabble,jku/telepathy-gabble,mlundblad/telepathy-gabble,jku/telepathy-gabble,Ziemin/telepathy-gabble