[css-counter-styles] On setting .name, lowercase the predefined counter-style names.

Author: tabatkins

css-counter-styles/Overview.bs

@@ -2034,6 +2034,9 @@ The <code>CSSCounterStyleRule</code> interface</h3>
 					If the returned value is an <<custom-ident>>,
 					and the <<custom-ident>>’s representation is not an <a>ASCII case-insensitive</a> match for "decimal" or "none",
 					replace the associated rule's name with the <<custom-ident>>'s representation.
+					If the <<custom-ident>>’s respresentation is an <a>ASCII case-insensitive</a> match
+					for any of the other predefined <a>counter styles</a>,
+					lowercase the representation before replacing the associated rule's name with it.
 
 				<li>Otherwise, do nothing.
 			</ol>

css-counter-styles/Overview.html

@@ -2054,6 +2054,9 @@ <h3 class="heading settled heading" data-level=9.2 id=the-csscounterstylerule-in
 					If the returned value is an <a class="production css-code" data-link-type=type href=http://dev.w3.org/csswg/css-values-3/#identifier-value title="<custom-ident>">&lt;custom-ident&gt;</a>,
 					and the <a class="production css-code" data-link-type=type href=http://dev.w3.org/csswg/css-values-3/#identifier-value title="<custom-ident>">&lt;custom-ident&gt;</a>’s representation is not an <a data-link-type=dfn href=http://dev.w3.org/csswg/css-syntax-3/#ascii-case-insensitive title="ascii case-insensitive">ASCII case-insensitive</a> match for "decimal" or "none",
 					replace the associated rule’s name with the <a class="production css-code" data-link-type=type href=http://dev.w3.org/csswg/css-values-3/#identifier-value title="<custom-ident>">&lt;custom-ident&gt;</a>'s representation.
+					If the <a class="production css-code" data-link-type=type href=http://dev.w3.org/csswg/css-values-3/#identifier-value title="<custom-ident>">&lt;custom-ident&gt;</a>’s respresentation is an <a data-link-type=dfn href=http://dev.w3.org/csswg/css-syntax-3/#ascii-case-insensitive title="ascii case-insensitive">ASCII case-insensitive</a> match
+					for any of the other predefined <a data-link-type=dfn href=#counter-style title="counter styles">counter styles</a>,
+					lowercase the representation before replacing the associated rule’s name with it.
 
 				<li>Otherwise, do nothing.
 			</ol>