Fix channel connected signal emission.

Channel Connected signal was being emitted too early
leading to failure in acquisition of the fd. Delay channel
connection signal it is ready to be used by users.

Patch in consulation with  Jose Antonio Santos Cadenas <santoscadenas@gmail.com>

Bug: 5732670

Change-Id: I7855bd9d372ec9d548240c9086a66e9a340ce1ce
1 file changed