Fix gap above overscroll indicator in quick-contacts.

There is a 1-pixel gap between the list and the quick-contact
"track".  It looks a bit like a shadow and adds a bit of depth
to the track, but the resulting gap is an eyesore.  The simple
fix is to remove the gap.

Bug: 5748071
Change-Id: Id29c7d359364d28dac8ff17d732b4c80d3388e2d
2 files changed