am 4b2932fb: Fix a crash for a race condition during Bluetooth shutdown

* commit '4b2932fb3eb58db93e4d3bcecedbd087f96850a5':
  Fix a crash for a race condition during Bluetooth shutdown
tree: 09660f320e7a665489ec410cb32354f5a7da583f
  1. gki/
  2. system/
  3. Android.mk
  4. CleanSpec.mk
  5. MODULE_LICENSE_APACHE2
  6. NOTICE