tree a6ddde294f1b1ae56afb62d417458efa70cd2668
parent 34a673b2b8b4b1649917de4f9b7f54b78460151a
author Cheng Chen <chengchen@google.com> 1620710378 -0700
committer Cheng Chen <chengchen@google.com> 1620794737 -0700

External partition: Handle invalid decisions.

(1). If the external model returns an invalid decision, use the
baseline's decision.
(2). Set the condition of calling the external model the same
as the baseline, such that we expect the coding result is the same
when the external model's decision is invalid.

Change-Id: I4f8efece0bdb3814cfa661a6a4cc2a3ba298c6ea