GitLab

Current slow-loading.html requires at least 5 seconds to finish.
This may easily exceeds 6 seconds timeout of LayoutTests.

To stabilize the test, let me change the result check timing from
5 seconds to 4 seconds.

Bug: 818387
Change-Id: Id6b9b62c8bda3187850b71c57b3895ebca524bf2
Reviewed-on: https://chromium-review.googlesource.com/956828Reviewed-by: Kunihiko Sakamoto <ksakamoto@chromium.org>
Commit-Queue: Takashi Toyoshima <toyoshim@chromium.org>
Cr-Commit-Position: refs/heads/master@{#542318}