Add initial generic bind gn template & bound asan wrapper script.

Bug: 816629,861983
Change-Id: I2f6ce50bab8410679e8e5e7255349e087e62373d
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1320207
Reviewed-by: Andrew Grieve <agrieve@chromium.org>
Reviewed-by: Dirk Pranke <dpranke@chromium.org>
Commit-Queue: John Budorick <jbudorick@chromium.org>
Cr-Commit-Position: refs/heads/master@{#641654}
5 files changed