Map split from the current running app to META+CTRL+DPAD_LEFT and META+CTRL+DPAD_RIGHT

Fixes: 246661484
Test: https://recall.googleplex.com/projects/f4cc906f-d337-414e-aea8-d5434a0c6e88/sessions/06cc05b5-c032-40f3-af8b-3b90860d2f37
Change-Id: I8b293a0eb7e198fc2ff25c4c5a57dbd58f6be2f4
Merged-In: I8b293a0eb7e198fc2ff25c4c5a57dbd58f6be2f4
6 files changed