am 595b954c: am e37a3911: clean up synchronized block usage.
am 595b954c: am e37a3911: clean up synchronized block usage.

Merge commit '595b954cb78f1ceee78678c202e0669d0e8118ed'

* commit '595b954cb78f1ceee78678c202e0669d0e8118ed':
  clean up synchronized block usage.

bmaupin/android-sms-plus