am 493dad96: libcutils: Add abstracted support for setting scheduler policies Also changes the background policy to use SCHED_BATCH. IDLEPRIO can cause 100% starvation.

Merge commit '493dad966305a7fb555addd367532dd2af275a27' into eclair-plus-aosp

* commit '493dad966305a7fb555addd367532dd2af275a27':
  libcutils: Add abstracted support for setting scheduler policies