GitLab

Disable the following flaky tests:
 * compositing/video/video-reflection.html
 * compositing/reflections/load-video-in-reflection.html

TBR=schenney@chromium.org

Bug: 1084637, 1083362
Change-Id: Ic12cee8fb21917bcc76681399f59a24068dc0cf3
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2222520Reviewed-by: Nina Satragno <nsatragno@chromium.org>
Commit-Queue: Nina Satragno <nsatragno@chromium.org>
Cr-Commit-Position: refs/heads/master@{#773156}