https://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_rel_ng?numbuilds=200

Example:

https://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_rel_ng/builds/303239

Failed:

fast/frames/frame-limit.html
fast/frames/cached-frame-counter.html
virtual/gpu-rasterization/fast/images/color-profile-background-clip-text.html

without_patch failed:

unexpected_failures:
fast/frames/cached-frame-counter.html
virtual/gpu-rasterization/fast/images/color-profile-background-clip-text.html

so:

fast/frames/frame-limit.html

failed.

It looks like the test timed out randomly 3 times in a row.