Fix a JNI local reference leak in JNIMediaPlayerListener::notify.

Bug: https://code.google.com/p/android/issues/detail?id=62137
Change-Id: I776cd83a66de37fdbbe8af367bf1b26e5e0c7247
SystemUI: update internal state right after hiding transient bars.

Change-Id: Ibcdc45bbf1ce8561fae50f1e026552dbcbcc80ae