GitLab

Also NULL->nullptr at call sites to satisfy presubmit checks.

Bug: 1007645
Change-Id: I2b1e30c68e4040f3e6e340f8c9e5f448998e2980
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1943647Reviewed-by: Ilya Sherman <isherman@chromium.org>
Commit-Queue: Anand Mistry <amistry@chromium.org>
Cr-Commit-Position: refs/heads/master@{#720759}