The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/4dccec90f54750909e4d4ed03769f59397c6afe0

commit 4dccec90f54750909e4d4ed03769f59397c6afe0
Author: Bret Sepulveda <bsep@chromium.org>
Date: Sat Mar 31 00:02:24 2018

Add pixel canvas feature flag to all desktop platforms.

We're eventually going to launch pixel canvas on Windows and Linux, so
the flag should be available on those platforms for testing. It will now
should up in about:flags.

Bug: 765723, 765724
Change-Id: Iba85b34b60f4a92075693cff27e1c59671594e6c
Reviewed-on: https://chromium-review.googlesource.com/988836
Reviewed-by: Malay Keshav <malaykeshav@chromium.org>
Commit-Queue: Bret Sepulveda <bsep@chromium.org>
Cr-Commit-Position: refs/heads/master@{#547327}
[modify] https://crrev.com/4dccec90f54750909e4d4ed03769f59397c6afe0/chrome/browser/about_flags.cc

@malaykeshav: Could you please provide us with a sample steps and flag details of the issue which would help us to verify the issue further from TE end.

Thanks in Advance.

The list of bugs solved on the Chrome OS platform when this flag was enabled are listed here under "blocked on": Bug 731293

The flag enable/disable is chrome://flags/#enable-pixel-canvas-recording

As per comment #5.Tested the issue on Linux Debian Rodete using chrome latest Canary M67-67.0.3386.0 by following steps mentioned in the comment #5. Observed that flag is displaying as expected. Hence adding TE-Verified label.

Please find the screen shot for reference.

Thank you!

Deleted: 765724.png 181 KB

	765724.png 181 KB View Download

**Mass UI Triage**

Already verified, closing.

I believe this isn't enabled on linux by default yet.