Add some more browser tests for touch action

Right now touch_action_browsertest.cc has two tests only, one for auto
which is the default, and one for none.

This CL adds more test cases with janky main thread. There is a special
test case where touch ack timeout is triggered, which should allow all
gesture event.

Bug: 772130
Change-Id: Ifabcb8356cb2526ad55313be01e24ea959ab2330
Reviewed-on: https://chromium-review.googlesource.com/1007864
Reviewed-by: Dave Tapuska <dtapuska@chromium.org>
Commit-Queue: Xida Chen <xidachen@chromium.org>
Cr-Commit-Position: refs/heads/master@{#550623}
1 file changed