drop box-shadow placeholder from toc

Author: fantasai

css3-background/Overview.html

@@ -252,9 +252,6 @@ <h2 class="no-num no-toc" id=contents>Table of contents</h2>
      <li><a href="#the-box-decoration-break"><span class=secno>6.1 </span>The
       &lsquo;<code class=property>box-decoration-break</code>&rsquo;
       property</a>
-
-     <li><a href="#the-box-shadow"><span class=secno>6.2 </span>The
-      &lsquo;<code class=property>box-shadow</code>&rsquo; property</a>
     </ul>
 
    <li><a href="#definitions"><span class=secno>7 </span>Definitions</a>
@@ -3575,8 +3572,8 @@ <h3 id=the-box-decoration-break><span class=secno>6.1 </span>The
    class=css>direction: rtl</code>&rsquo; inside a block with &lsquo;<code
    class=css>direction: ltr</code>&rsquo; will break on the left side.
 
-  <h3 id=the-box-shadow><span class=secno>6.2 </span>The &lsquo;<code
-   class=property>box-shadow</code>&rsquo; property</h3>
+  <h3 class=no-toc id=the-box-shadow><span class=secno>6.2 </span>The
+   &lsquo;<code class=property>box-shadow</code>&rsquo; property</h3>
 
   <p class=note>This module previously defined a &lsquo;<code
    class=property>box-shadow</code>&rsquo; property. This feature has been

css3-background/Overview.src.html

@@ -2609,7 +2609,7 @@ <h3 id="the-box-decoration-break">The 'box-decoration-break' property</h3>
 with ''direction: rtl'' inside a block with ''direction: ltr''
 will break on the left side.
 
-<h3 id="the-box-shadow">The 'box-shadow' property</h3>
+<h3 id="the-box-shadow" class="no-toc">The 'box-shadow' property</h3>
 
 <p class="note">This module previously defined a 'box-shadow' property.
 This feature has been removed from this module for further discussion,