[automerged blank] Add Emergency callback mode shell command 2p: b201f9b1e6

Blank merge reason: Change-Id If6ca01283a02a4c1f762eaa0f4cd798d48781761 with SHA-1 dac5b6f32d is in history

Original change: undetermined

Change-Id: Iaccdf8db9afd2013561972a5006c450e0a30e02b