Update WATCHLISTS for device_orientation and battery_status.

Update the WATCHLISTS to reflect the changes due to crrev.com/417213002.
DeviceEventControllerBase and DeviceEventDispatcherBase have been renamed to
PlatformEventConrtoller and PlatformEventDispatcher.

NOTRY=true
TBR=abarth@chromium.org

Review URL: https://codereview.chromium.org/572903002

git-svn-id: svn://svn.chromium.org/blink/trunk@182165 bbb929c8-8fbe-4397-9dbb-9b2b20218538