Remove some unecessary string copies.

Change-Id: Id2b50f1e362b8ab948faf870d5260b509e2b5638
Reviewed-on: https://chromium-review.googlesource.com/c/1368841
Reviewed-by: Ryan Hamilton <rch@chromium.org>
Commit-Queue: Eric Roman <eroman@chromium.org>
Cr-Commit-Position: refs/heads/master@{#614915}
2 files changed