am 382717f3: Merge "Set the thread pool size of NIST sip stack to one." into gingerbread

Merge commit '382717f3eeca1a21e9756c7de42b4d31747d1675' into gingerbread-plus-aosp

* commit '382717f3eeca1a21e9756c7de42b4d31747d1675':
  Set the thread pool size of NIST sip stack to one.