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These classes have references to one another and need to be moved in one go.
All references to these in chrome code have also been updated.

Bug: 1096088
Change-Id: I3992135f83453c9d283d0a0bd0413001fd549b44
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2332194Reviewed-by: Nasko Oskov <nasko@chromium.org>
Reviewed-by: John Abd-El-Malek <jam@chromium.org>
Commit-Queue: Mugdha Lakhani <nator@chromium.org>
Cr-Commit-Position: refs/heads/master@{#794912}