Annotate PendingIntent for media button event receiver as immutable Bug: 170425075 Test: don't crash in december, see bug Change-Id: I6042790fe3a154c67f448962b6ebdcc652978495
Annotate PendingIntent for media button event receiver as immutable Bug: 170425075 Test: don't crash in december, see bug Change-Id: I6042790fe3a154c67f448962b6ebdcc652978495