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This adds the non-implemented (or deprecated) actions from
the backend to the list of reserved fields.

Bug: none
Change-Id: Id77bffb0da81c2d17362cf7a0e383fa810250528
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2440669
Commit-Queue: Sandro Maggi <sandromaggi@google.com>
Auto-Submit: Sandro Maggi <sandromaggi@google.com>
Reviewed-by: Clemens Arbesser <arbesser@google.com>
Cr-Commit-Position: refs/heads/master@{#812712}