CheckCallAndFilter isn't part of the global namespace, and as a result,
this call was silently failing.

BUG=1007553

Change-Id: Ie2f3135fc3d56be189d8be0fe996a068e0645705
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/tools/depot_tools/+/1823664
Auto-Submit: Robert Liao <robliao@chromium.org>
Reviewed-by: Dirk Pranke <dpranke@chromium.org>
Commit-Queue: Robert Liao <robliao@chromium.org>