Set OP to msg.what instead of msg.arg1 am: dfe93b3d6e am: 856a766c52 am: 3bde8c8e77

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Stk/+/12424218

Change-Id: I24e83a9e081943799f391ace9518c18b82d005f3