[selectors-4][editorial] Recommend that newly-created autofocused elements should indicate focus. w3c#7214

Author: tabatkins

selectors-4/Overview.bs

@@ -2402,6 +2402,9 @@ The Focus-Indicated Pseudo-class: '':focus-visible''</h3>
 			Conversely, if the previously-focused element did not [=indicate focus=],
 			and a script causes focus to move elsewhere,
 			don't [=indicate focus=] on the newly focused element.
+		* If a newly-displayed element automatically gains focus
+			(such as an action button in a freshly opened dialog),
+			that element should [=indicate focus=].
 	</div>
 
 	User agents should also use '':focus-visible'' to specify the default focus style,