There seem to be other problems with enabling and then disabling Dash to Dock:
The active items on the dock have the orange underline rather than the orange dot
There's more padding between the items which wasn't there originally - the whole dock is thicker
There seem to be other problems with enabling and then disabling Dash to Dock:
The active items on the dock have the orange underline rather than the orange dot
There's more padding between the items which wasn't there originally - the whole dock is thicker