GitLab

Split the test into two subtests. testdriver cannot click on an element
in another iframe for Firefox.
Remove pointerevent_pointermove_in_pointerlock test from expectation
files.
Add expectation file for infrastructure testdriver.

Bug: 1086154
Change-Id: I3d3cd9c020c9c3d17d53dfa06175e01ea549a740
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2233579Reviewed-by: Lan Wei <lanwei@chromium.org>
Commit-Queue: Liviu Tinta <liviutinta@chromium.org>
Cr-Commit-Position: refs/heads/master@{#776496}