Allow nearesttouchframe to hit the recents button in 3 button layout

Menu Ime for 3 button layout cannot be hit because nearesttouchframe is
trying to hit the framelayout of menu_ime that contains nothing inside.
Making it check for non-focused buttons will allow it to hit the recents
button.

Change-Id: Id464e9931345911ffba374a1349536cbf270abdf
Fixes: 112432937
Test: atest NearestTouchFrameTest