Fix Zip bug of disappearing consumer.
Fix Zip bug of disappearing consumer.

Because of the recent change to set the QUOTA_HIT tag at the
beginning of Process_run, we now have to clear the tag if we
want the runtime to ignore our consumer.

damelang/nile,damelang/nile,damelang/nile,damelang/nile,damelang/nile,damelang/nile