[css-text-decor] Change the initial value of text-decoration-skip

Author: frivoal

css-text-decor-4/Overview.bs

@@ -41,7 +41,7 @@ by adding the ''trailing-spaces'' value.
   <pre class="propdef">
       Name: text-decoration-skip
       Value: ''none'' | [ ''objects'' || [ ''spaces'' | [ ''leading-spaces'' || ''trailing-space'' ] ] || ''ink'' || ''edges'' || ''box-decoration'' ]
-      Initial: objects
+      Initial: objects leading-spaces trainling-spaces
       Applies to: all elements
       Inherited: yes
       Percentages: N/A
@@ -50,6 +50,10 @@ by adding the ''trailing-spaces'' value.
       Animatable: no
   </pre>
 
+Note: The initial value is different
+from the one specified at the previous level,
+which was only ''text-decoration-skip: objects''.
+
 	Issue: Add final level 3 content
 
   <dl dfn-type=value dfn-for=text-decoration-skip>
@@ -76,11 +80,10 @@ by adding the ''trailing-spaces'' value.
       when located at the end of the line.
   </dl>
 
-  Issue: Should ''object trailing-spaces'' be the initial value instead of just ''object''?
-  Should the initial value be auto,
-  defined so that that it can vary between
-  ''object'' and ''object trailing-spaces''
-  depending on properties like 'white-space', 'word-wrap', 'word-break' etc?
+The following addition are made to the default UA stylesheet for HTML:
+<pre><code class="lang-css">
+ins, del { text-decoration-skip: objects; }
+</code></pre>
 
 <h2 id=temp>Rescued L3 Brainstorming: Ignore For Now</h2>