ART: Reset runtime_throw_failure flag

The flag is instruction-specific. It transports the info from Fail
to the main loop. It must be cleared after each iteration.

Introduce a second flag to store whether we saw such a failure at
all.

Update test expectations.

Bug: 22080519
Change-Id: I32be914819946233babaa4cb7343844d97b61ba5
6 files changed