Add appcache_fuzzer

Integration fuzzer for appcache, focusing on logical behavior,
not parsing.

Bug: 888926
Change-Id: I5871940f39d191f0b75fad49952961bd312d8a0b
Reviewed-on: https://chromium-review.googlesource.com/c/1302101
Commit-Queue: Max Moroz <mmoroz@chromium.org>
Reviewed-by: Victor Costan <pwnall@chromium.org>
Reviewed-by: Ken Rockot <rockot@google.com>
Reviewed-by: Oliver Chang <ochang@chromium.org>
Reviewed-by: Max Moroz <mmoroz@chromium.org>
Cr-Commit-Position: refs/heads/master@{#605711}
5 files changed