am cf9f442e: am c1c38dd0: system: sched_policy: Don\'t return an error when the thread we\'re trying to move exits on us

Merge commit 'cf9f442ef336d4fb6300318a3137b23a4697e048' into eclair-mr2-plus-aosp

* commit 'cf9f442ef336d4fb6300318a3137b23a4697e048':
  system: sched_policy: Don't return an error when the thread we're trying to move exits on us