Initial configuration

Change-Id: I3a0bdf046a93360a927173ddf47351f940cb9561
Reviewed-on: https://gn-review.googlesource.com/1000
Reviewed-by: Dirk Pranke <dpranke@chromium.org>
Reviewed-by: Vadim Shtayura <vadimsh@chromium.org>
Reviewed-by: Petr Hosek <phosek@google.com>