Run "git cl format" on printing/.

Switch typedefs in printing/backend/win_helper.h to using statements
while we are at it to make some of them format better.

Change-Id: Ie24d28c61c8ee4d78e55dfc0e136610cf50e864c
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1620687
Reviewed-by: Sean Kau <skau@chromium.org>
Commit-Queue: Lei Zhang <thestig@chromium.org>
Cr-Commit-Position: refs/heads/master@{#661621}
48 files changed