GitLab

Remove the many copies of CopyToUString and similar snippets of code in
favor of a small new helper function SetID on device::Gamepad.

Bug: 957806
Change-Id: I561ab6022b0644b91ff7045b02e31cb3eeeba5eb
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1638913Reviewed-by: Bill Orr <billorr@chromium.org>
Reviewed-by: Klaus Weidner <klausw@chromium.org>
Reviewed-by: Alexander Cooper <alcooper@chromium.org>
Reviewed-by: Matt Reynolds <mattreynolds@chromium.org>
Reviewed-by: Daniel Cheng <dcheng@chromium.org>
Commit-Queue: Jacob DeWitt <jacde@chromium.org>
Cr-Commit-Position: refs/heads/master@{#666945}