Chrome OS: Add Password change dialog

Mostly boilerplate code to let use it in the notification system.

Bug: 930109
Change-Id: If263e6228c23f1b91c241b3d0444332a65fd73ae
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1619809
Reviewed-by: Xiyuan Xia <xiyuan@chromium.org>
Reviewed-by: A Olsen <olsen@chromium.org>
Commit-Queue: Roman Sorokin [CET] <rsorokin@chromium.org>
Cr-Commit-Position: refs/heads/master@{#661371}
3 files changed