ART: Do not abort on exception in CreatePeer

Different parts of CreatePeer may throw an exception, especially
the Thread constructor. Do not abort in such a case, but return
and report a failure to attach/create a thread.

Bug: 24200698

(cherry picked from commit 2a196784553f4fd0c0f7d4b8aac87281db3a4748)

Change-Id: I06f2c997f0451c71f791d1f12bea6f8ee65e8ab2
1 file changed