Add ossfuzz.c fuzzer for sqlite3 (taken from the upstream).

R=aizatsky@chromium.org, inferno@chromium.org, ochang@chromium.org, shess@chromium.org
BUG=665382

Review-Url: https://codereview.chromium.org/2524753002
Cr-Original-Commit-Position: refs/heads/master@{#434002}
Cr-Mirrored-From: https://chromium.googlesource.com/chromium/src
Cr-Mirrored-Commit: 656b55356751d12fd8c643f927691275ef10dded
3 files changed