[css-color-adjust-1] No longer a need to override used value of system colors. w3c#9274

Author: svgeesus

css-color-adjust-1/Overview.bs

@@ -87,9 +87,7 @@ Preferred Color Schemes {#preferred}
 	for user interface elements.
 	This <dfn export>color scheme</dfn> is typically reflected in the user agent's rendering
 	of its navigation interface as well as in-page interface elements
-	such as form controls and scrollbars,
-	and is expected to also be reflected
-	in the values of the CSS [=system colors=].
+	such as form controls and scrollbars.
 
 	A UA can also allow the user to indicate a preference
 	for the [=color scheme=] of the pages they view,
@@ -151,8 +149,7 @@ Opting Into a Preferred Color Scheme: the 'color-scheme' property {#color-scheme
 	These values are negotiated with the user's preferences,
 	resulting in a <dfn export>used color scheme</dfn>
 	that affects things such as
-	the default colors of form controls and scrollbars
-	as well as the used values of the [[css-color-4#css-system-colors|CSS system colors]].
+	the default colors of form controls and scrollbars.
 	(See [[#color-scheme-effect]].)
 
 	Note: Because many pages were authored before color scheme support existed,
@@ -333,7 +330,6 @@ Effects of the Used Color Scheme {#color-scheme-effect}
 	For all elements,
 	the user agent must match the following to the [=used color scheme=]:
 
-	* the used value of the [[css-color-4#css-system-colors|system colors]]
 	* the default colors of scrollbars and other interaction UI
 	* the default colors of form controls and other "specially-rendered" elements
 	* the default colors of other browser-provided UI, such as "spellcheck" underlines