Make sure View classes in ash/system/ have specific class names.

Currently, some View subclasses do not override
getClassName(), so their class names will be "View" instead of something more specific like "AppListFolderView".
This branch overrides getClassName() for all View subclasses in the following directories:
ash/system/accessibility
ash/system/audio
ash/system/bluetooth
ash/system/brightness
ash/system/network
ash/system/nightlight
ash/system/power
ash/system/time
ash/system/Virtual_keyboard

Bug: 962561
Test: None
Change-Id: Icd1483667a079404f8156e2e4f42d3d89e73dc27
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1617096
Reviewed-by: Mitsuru Oshima <oshima@chromium.org>
Reviewed-by: Jenny Zhang <jennyz@chromium.org>
Commit-Queue: MyungJae Lee <myungjaelee@chromium.org>
Cr-Commit-Position: refs/heads/master@{#661527}
47 files changed