am 1fbb5da2: am 29bbd570: am 1f0f9fa9: Merge "Add null pointer check." into klp-dev

* commit '1fbb5da2':
  Fix a JNI local reference leak in JNIMediaPlayerListener::notify.
  Add null pointer check.
  Import translations. DO NOT MERGE
  Small DocumentsProvider doc improvements.
  Keyguard isn't visible if it hasn't been drawn.
  Enable fast camera transition when launched from navbar
  Reduce camera launch time by about 250ms.
  camera2: Remove prior repeating request when setting.