codec2: add CORRECTED and CORRUPT flags to work item

These flags are used to signal that error concealment has happened on
the work, and it succeeded (CORRECTED), or failed (CORRUPT).  CORRUPT
can also be used if no error concealment has happened.

Bug: 173648250
Change-Id: I777266d48581c1f8f2b9be5d9f99392776340586
1 file changed