GitLab

adding fserb to:
- imagebitmap
- core

Change-Id: I1598799a8e4837685880ac09dcbf4afb2f6091c3
Reviewed-on: https://chromium-review.googlesource.com/c/1297395Reviewed-by: Stephen Chenney <schenney@chromium.org>
Commit-Queue: Fernando Serboncini <fserb@chromium.org>
Cr-Commit-Position: refs/heads/master@{#602324}