Update OWNERS for //tools/gn.

This adds sdefresne@ to //tools/gn/OWNERS, and also redundantly
adds dpranke@ (even though he's in //tools/OWNERS) to make it
clearer that people other than brettw@ can review things.

R=brettw@chromium.org, sdefresne@chromium.org

Change-Id: I4cbbf8b2382e452312c38feff3843f6888651d5d
Reviewed-on: https://chromium-review.googlesource.com/570352
Reviewed-by: Brett Wilson <brettw@chromium.org>
Reviewed-by: Sylvain Defresne <sdefresne@chromium.org>
Commit-Queue: Dirk Pranke <dpranke@chromium.org>
Cr-Commit-Position: refs/heads/master@{#487106}
1 file changed