Computer Configuration > Administrative Templates > Google Chrome
Both
HKLM\Software\Policies\Google\Chrome
This feature enables display of the full URL in the address bar. If this policy is set to True, then the full URL will be shown in the address bar, including schemes and subdomains. If this policy is set to False, then the default URL display will apply. If this policy is left unset, then the default URL display will apply and the user will be able to toggle between default and full URL display with a context menu option.