Change namespace to ash for //ash/components/disks

Codes in //ash/components/disks are a part of the ash-chrome, so
namespace is changed to ash. To avoid churn during other namespace
transitions in future, this CL has temporary 'using' declarations.

This CL is part of the Chrome OS source code directory migration:
https://docs.google.com/document/d/1g-98HpzA8XcoGBWUv1gQNr4rbnD5yfvbtYZyPDDbkaE.

Change-Id: I862d7193c456ed4880408e05e7e89ac06c59b03b
Bug: 1164001
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3295830
Commit-Queue: Yeunjoo Choi <ychoi@igalia.com>
Reviewed-by: Hidehiko Abe <hidehiko@chromium.org>
Owners-Override: Hidehiko Abe <hidehiko@chromium.org>
Cr-Commit-Position: refs/heads/main@{#946838}
NOKEYCHECK=True
GitOrigin-RevId: f120386341e51d7c10737584871d23a189a32878
1 file changed