[css-grid-1] Serialization of track listings is without repeat() notation. w3c#2427

Author: fantasai

css-grid-1/Overview.bs

@@ -1775,25 +1775,25 @@ Resolved Values</h4>
 
 	When an element's 'display' is ''grid'' or ''inline-grid'' and it generates a box,
 	the <a href="https://www.w3.org/TR/cssom/#resolved-values">resolved value</a>
-	of the 'grid-template-rows' and 'grid-template-columns' properties is the used value,
-	serialized as follows:
+	of the 'grid-template-rows' and 'grid-template-columns' properties is the <a>used value</a>,
+	serialized with:
 
 	<ul>
 		<li>
-			Every track listed,
-			whether implicitly or explicitly created.
+			Every track listed individually,
+			whether implicitly or explicitly created,
+			without using the ''repeat()'' notation.
 
 		<li>
 			Every track size given as a length in pixels,
 			regardless of sizing function.
 
 		<li>
-			A contiguous run of two or more tracks that have the same size and associated line names
-			may be serialized with the ''repeat()'' notation.
+			Adjacent line names collapsed into a single bracketed set.
 	</ul>
 
-	Otherwise, (e.g. when the element has ''display: none'' or is not a grid)
-	the resolved value is simply the computed value.
+	Otherwise, (e.g. when the element has ''display: none'' or is not a <a>grid container</a>)
+	the resolved value is simply the <a>computed value</a>.
 
 	<div class="example">
 		<pre class="lang-html">
@@ -1814,7 +1814,7 @@ Resolved Values</h4>
 			&lt;script>
 			  var gridElement = document.getElementById("grid");
 			  getComputedStyle(gridElement).gridTemplateColumns;
-			  // [a] 50px [b] 320px [b c d] repeat(2, [e] 40px) repeat(4, 0px) 50px
+			  // [a] 50px [b] 320px [b c d e] 40px [e] 40px 0px 0px 0px 0px 50px
 			&lt;/script>
 		</pre>
 	</div>
@@ -4305,6 +4305,11 @@ Major Changes</h4>
 			they must be resolved against the inline dimension, as for blocks.
 			(<a href="https://github.com/w3c/csswg-drafts/issues/2085">Issue 2085</a>)
 
+		<li id="change-2017-repeat-serialization">
+			Require the used value of a track listing
+			to be serialized without using ''repeat()'' notation.
+			(<a href="https://github.com/w3c/csswg-drafts/issues/2427">Issue 2427</a>)
+
 		<li id="change-2017-million-tracks">
 			Specify a minimum number of tracks that a UA should support
 			(absent memory pressure or similar).