Move Falsing debug records to gesture finalization.

Renames onGestureComplete to onGestureFinalized to be more clear about
the purpose that the message serves.

Prior to this change, debug swipe records might be recorded mulptile
times.

Bug: 172655679
Test: manual
Change-Id: I334866f981ce0f4153f207e096b27eadfc1251ee
3 files changed