mm-video : vidc: Add error handling support for FW failures

- If opening instance failed due to some reason, component
init should return immediately and inform the client about the
failure.
- If STREAMON failed then component should inform the failure
to client so that client can cleanup the current session.

CRs-Fixed: 484704
Change-Id: I957686af8170a5f093b3c7e5ca29d3f18864329d
2 files changed