Remove linked_ptr from device/.

BUG=556939

Change-Id: I968555e64d676348d86019ca329a331f8ac1d498
Reviewed-on: https://chromium-review.googlesource.com/c/1358707
Reviewed-by: Giovanni Ortuño Urquidi <ortuno@chromium.org>
Commit-Queue: Avi Drissman <avi@chromium.org>
Cr-Commit-Position: refs/heads/master@{#613829}
6 files changed