Add suffixes billing and billing_subresource for SafeBrowsing interstitials

Bug: 867518
Change-Id: I33642f20943f3e21d9f882e7d29e075b71fa2f17
Reviewed-on: https://chromium-review.googlesource.com/c/1322362
Commit-Queue: Varun Khaneja <vakh@chromium.org>
Reviewed-by: Steven Holte <holte@chromium.org>
Reviewed-by: Daniel Rubery <drubery@chromium.org>
Cr-Commit-Position: refs/heads/master@{#607793}
1 file changed