Fix lack of snapback on very short scroll

Bug: 7318609

snapToNeighborImage returns false if it didn't
actually need to move to a neighboring image, so
use this information to correctly snapback if
needed.

Change-Id: I28bbcb5ea224957fefa3838891c4343a1d9b8aff
1 file changed
tree: d90aa2c188eadc9b57590f33cba5854cb51910d0
  1. gallerycommon/
  2. src/
  3. src_pd/
  4. tests/