More histogram name hashes for those with bad construction.

Bug: 736416
Change-Id: I3d98e6a1ebf0328a7cd22e9243ba678723b379a2
Reviewed-on: https://chromium-review.googlesource.com/753926
Reviewed-by: Alexei Svitkine <asvitkine@chromium.org>
Commit-Queue: Brian White <bcwhite@chromium.org>
Cr-Commit-Position: refs/heads/master@{#514186}
1 file changed