Support for 4-finger swipe

FourFingerSwipeValidator and FourFingerSwipeLiftValidator are added.

BUG=none
TEST=none

Change-Id: I5cdeaee9ab5dad5ce25a5b6559029d21d241077c
Reviewed-on: https://chromium-review.googlesource.com/323290
Commit-Ready: Amirhossein Simjour <asimjour@chromium.org>
Tested-by: Amirhossein Simjour <asimjour@chromium.org>
Reviewed-by: Andrew de los Reyes <adlr@chromium.org>
1 file changed
tree: 843935a1a4fe7f9ffb8865c8eca3277af4b6c094
  1. framework/
  2. tests/
  3. .gitignore
  4. Makefile
  5. touchtests
  6. touchtests.template