Work around a bug in Immersion's libImmEmulatorJ.so.

This library calls pthread_mutex_lock and pthread_mutex_unlock with a NULL
pthread_mutex_t*. This gives them (and their users) one release to fix things.

Bug: 17443936

(cherry picked from commit 7d3f553f989f830976efa92ddc3c84661d4d42aa)

Change-Id: Ie26bbecd3a74d61113b51c18832872499b97ee86
(cherry picked from commit b5e7eba6d1b97e471996fcfe7dbde7cbba7512ef)
2 files changed