Cleanup explore on content removal rebase artifacts

Large rebase mistakes left some cruft in the code, cleaning that up.

TBR=yfriedman@chromium.org

Bug: 938050
Change-Id: I264807dcc12aa69397ef5ddf56db5236ade0bf0d
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1603524
Commit-Queue: Brandon Wylie <wylieb@chromium.org>
Reviewed-by: Pavel Yatsuk <pavely@chromium.org>
Cr-Commit-Position: refs/heads/master@{#658364}
2 files changed