Invoke dex2at before invoking art.

Make sure we always have an oat file before starting dalvikvm.

Checked go/lem and other 'art' users that this CL works for them.

bug: 111174995
bug: 111342996
Test: test.py
Change-Id: Id60760f4185f077ab50df87ce63420dae7bf8aa6
1 file changed