[css-sizing-4] Allow re-ordering of values in contain-intrinsic-size. (Lea Verou principle: if syntax is otherwise unambiguous, reordering should be allowed.)

Author: fantasai

css-sizing-4/Overview.bs

@@ -506,7 +506,7 @@ Overriding Contained Intrinsic Sizes: the 'contain-intrinsic-*' properties</h3>
 
 	<pre class=propdef>
 	Name: contain-intrinsic-width, contain-intrinsic-height, contain-intrinsic-block-size, contain-intrinsic-inline-size
-	Value: none | <<length>> | auto <<length>>
+	Value: none | <<length>> | auto && <<length>>
 	Initial: none
 	Inherited: no
 	Applies to: elements with [=size containment=]
@@ -537,7 +537,7 @@ Overriding Contained Intrinsic Sizes: the 'contain-intrinsic-*' properties</h3>
 		: <dfn><<length>></dfn>
 		:: The corresponding axis has an [=explicit intrinsic inner size=] of the specified <<length>>.
 
-		: <dfn>auto <<length>></dfn>
+		: <dfn>auto && <<length>></dfn>
 		:: The corresponding axis has an [=explicit intrinsic inner size=]
 			of its [=last remembered size=].
 			If a [=last remembered size=] does not yet exist,
@@ -569,7 +569,7 @@ Overriding Contained Intrinsic Sizes: the 'contain-intrinsic-*' properties</h3>
 
 	<pre class="propdef shorthand">
 	Name: contain-intrinsic-size
-	Value: [ none | <<length>> | auto <<length>> ]{1,2}
+	Value: [ none | <<length>> | auto && <<length>> ]{1,2}
 	</pre>
 
 	'contain-intrinsic-size' is a shorthand property