Fix ide_query prober script.

Prober tests are broken, because the ide_query proto format has been changed, but we never tested the change. Regenerated ide_query.out fixes the tests. Also I removed a few lines from regen.sh that are not used anymore after some changes in the ide_query.sh script.

Change-Id: Ib7108e6314bdf5935375905a1ec43825db609021