In the extension docs builder, allow DOM nodes to be specified as "volatile"

chrome/common/extensions/docs/static/samples.html

 <link rel="stylesheet" href="../css/samples.css" />
 <script jscontent="search_data"></script>
 <script src="../js/sample_search.js"></script>
 
 <script type="text/prerenderjs">
   /**
    * The following code is executed before the jstemplate in this file is
    * rendered, meaning it can modify template data by changing the pageData
    * window variable.  See api_page_generator.js for more information.
    *
@@ skipping 44 matching lines @@
   // The search data should be injected as executable JavaScript, so assign
   // a template value which will store the data as a page global.
   pageData.search_data = "var search_data = " +
                          JSON.stringify(search_data, null, 2) + ";\n";
 </script>
 
 <div id="controls">
   <div id="searchbox" class="controlbox">
     <strong>Filter by keyword:</strong>
     <input autofocus type="search" type="text" id="searchinput" placeholder="Type to search" onkeyup="filterSamples();" />
-    <a id="clearlink" href="javascript:void(0);" onclick="clearFilter();" style="display: none;">clear</a>
+    <a id="clearlink" href="javascript:void(0);" onclick="clearFilter();" style="display: none;" volatile>clear</a>
   </div>
 
   <div id="filterbox" class="controlbox">
     <strong>Filter by API:</strong>
     <span jseval="$total=api_modules.length">
       <span jsselect="api_modules" >
         <a href="javascript:void(0);" jsvalues="onclick:'setFilter(\'' + $this + '\', this)'" jscontent="$this"></a><span jsdisplay="$index != $total - 1">, </span>
       </span>
     </span>
   </div>
@@ skipping 29 matching lines @@
   </div>
   <div>
     <a jsvalues="href:'../' + $this.zip_path">Download source</a>
     <!-- Only show the Install CRX link if a CRX file is provided -->
     <span jsdisplay="$this.crx_path != null">
     - <a jsvalues="href:$this.crx_path">Install extension</a>
     </span>
   </div>
 </div>
 
-<div id="noresults" style="display:none">
+<div id="noresults" style="display:none" volatile>
   Sorry, no results were found.
 </div>