[css-font-loading-3][editorial] unicode-range is a descriptor

Author: Chris Lilley

css-font-loading-3/Overview.bs

@@ -793,7 +793,7 @@ Events</h3>
 
 		<li>
 			For each font face in <var>matched font faces</var>,
-			if its defined 'unicode-range' does not include the codepoint of at least one character in <var>text</var>,
+			if its defined 'unicode-range!!descriptor' does not include the codepoint of at least one character in <var>text</var>,
 			remove it from the list.
 
 			Note: Therefore, if <var>text</var> is the empty string, every font will be removed.
@@ -888,7 +888,7 @@ The <code>check()</code> method</h3>
 		as they are non-obvious:
 
 		* If the specified fonts exist,
-			but all possible faces are ruled out due to their unicode-range not covering the provided text,
+			but all possible faces are ruled out due to their 'unicode-range!!descriptor' not covering the provided text,
 			the method returns <code>true</code>,
 			as the text will be rendered in the UA's fallback font instead,
 			and won't trigger any font loads.