Quit limiting gesture search space by distance.

Before:
(0)  470.00 (8.25%)
(1)  5160.00 (90.53%)
(2)  50.00 (0.88%)
(66)  10.00 (0.18%)
Total 5700.00 (sum of others 5690.00)

After:
(0)  670.00 (10.52%)
(1)  5530.00 (86.81%)
(2)  120.00 (1.88%)
Total 6370.00 (sum of others 6320.00)

Bug: 13773693
Bug: 10701902
Bug: 9505397

Change-Id: Ie168ac4ae0ca0e954512b08e3cc0f6399a3c163d