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The deps/externs for various files got out of sync with what was
actually being used. This brings those back to sync.

Bug: None
Change-Id: I1c1bf99abf3825e4e2acca7945a482cf98021bde
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1877147Reviewed-by: Chris Hall <chrishall@chromium.org>
Commit-Queue: Anastasia Helfinstein <anastasi@google.com>
Cr-Commit-Position: refs/heads/master@{#709962}