Update Flash-related aspects of the Site Isolation threat model.

Bug: 816318, 874515
Change-Id: I8d165ec355036f8c190bb21e1c50ee8f9b6a4d5a
Reviewed-on: https://chromium-review.googlesource.com/1176389
Reviewed-by: Chris Palmer <palmer@chromium.org>
Reviewed-by: Nasko Oskov <nasko@chromium.org>
Commit-Queue: Ɓukasz Anforowicz <lukasza@chromium.org>
Cr-Commit-Position: refs/heads/master@{#584459}
1 file changed