am 90d1d104: Merge "This code in CameraSource really should hold the lock." into gingerbread

Merge commit '90d1d104272954042d5440f248980e4348e97686' into gingerbread-plus-aosp

* commit '90d1d104272954042d5440f248980e4348e97686':
  This code in CameraSource really should hold the lock.