Fix __android_log_assert to abort.

If you rely on __builtin_trap, it's likely to use an illegal instruction,
which is a misleading way to abort. If we just call abort, it's more
immediately obvious that we've aborted.

Bug: 19644330
Change-Id: I63a962e4748aec7b019ea94b007593e478a3b61a
2 files changed