GitLab

Mark multiple http/tests/devtools/ tests timeout

The tests started to timeout in Jan 16. A sample flaky report:
https://analysis.chromium.org/p/chromium/flake-portal/flakes/occurrences?key=ag9zfmZpbmRpdC1mb3ItbWVyUgsSBUZsYWtlIkdjaHJvbWl1bUBibGlua193ZWJfdGVzdHNAaHR0cC90ZXN0cy9kZXZ0b29scy9zZWFyY2gvc2VhcmNoLWluLXNjcmlwdC5qcww

TBR=yangguo@chromium.org

Bug: 1046784
Change-Id: I7ee87bfc88cc22d2e9afaa4d6383cd95eaf2d7f5
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2027895Reviewed-by: Yi Gu <yigu@chromium.org>
Commit-Queue: Yi Gu <yigu@chromium.org>
Cr-Commit-Position: refs/heads/master@{#736435}