Add SafeBrowsing prefix to new WebProtect Features

We originally agreed to prefix the WebProtect Finch flags with "SafeBrowsing",
but I accidentally removed this prefix in
https://chromium-review.googlesource.com/c/chromium/src/+/1963201
This CL adds it back.

Change-Id: I108974b4a8c269a88a72b34326750955fe67e4c4
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1992813
Auto-Submit: Daniel Rubery <drubery@chromium.org>
Reviewed-by: Varun Khaneja <vakh@chromium.org>
Commit-Queue: Varun Khaneja <vakh@chromium.org>
Cr-Commit-Position: refs/heads/master@{#729622}
1 file changed