[automerger skipped] Merge "remote submix: force pipe shutdown on input close" am: 3e4de69cbf -s ours
am: 3f9c4488b0 -s ours
am skip reason: change_id I4391e73874e502da5000b1746436fb61bb2fe869 with SHA1 5b78d41954 is in history

Change-Id: I73f2efbafa48435e0e3bea31a96732af4e317632