Use classList in host_table_entry

remoting/webapp/main.html

Index: remoting/webapp/main.html
diff --git a/remoting/webapp/main.html b/remoting/webapp/main.html
index 764b3bc0901b3755621f4d631d64977f980f4989..b9274912f71c30c92b31a4eeac4d44c16f09edde 100644
--- a/remoting/webapp/main.html
+++ b/remoting/webapp/main.html
@@ -38,7 +38,6 @@ found in the LICENSE file.
     <script src="stats_accumulator.js"></script>
     <script src="toolbar.js"></script>
     <script src="ui_mode.js"></script>
-    <script src="util.js"></script>
     <script src="xhr.js"></script>
     <script src="wcs.js"></script>
     <script src="wcs_loader.js"></script>