Update JSTemplate to the latest version from Google Code

chrome/browser/resources/extensions_ui.html

Index: chrome/browser/resources/extensions_ui.html
===================================================================
--- chrome/browser/resources/extensions_ui.html	(revision 17821)
+++ chrome/browser/resources/extensions_ui.html	(working copy)
@@ -84,7 +84,7 @@
  */
 function showExtensionsData(extensionsData) {
   // This is the javascript code that processes the template:
-  var input = new JsExprContext(extensionsData);
+  var input = new JsEvalContext(extensionsData);
   var output = document.getElementById('extensionTemplate');
   jstProcess(input, output);
 }