chrome/test/data/prerender/prerender_plugin_nacl_enabled.html

   1 <html>
   2 <!--
   3 Make sure prerendered page load NaCl plugins when it's enabled.
   4 -->
   5 <head>
   6 <title>Prerender NaCl Enabled</title>
   7 </head>
   8 <body>
   9
  10 <script>
  11 var readyToSendResult = false;
  12 var pluginLoadStarted = false;
  13
  14 /**
  15  * Sends true if |readyToSendResult| and |pluginLoadStarted| are both true.
  16  * Otherwise, does nothing.
  17  */
  18 function sendResult() {
  19   if (!readyToSendResult || !pluginLoadStarted)
  20     return;
  21   window.domAutomationController.send(true);
  22   readyToSendResult = false;
  23 }
  24
  25 function eventListener(event) {
  26   var targetElement = event.target;
  27   if (event.target.id != 'naclPlugin')
  28     return;
  29   pluginLoadStarted = true;
  30   sendResult();
  31 }
  32
  33 document.body.addEventListener('loadstart', eventListener, true);
  34
  35 function DidPrerenderPass() {
  36   return !pluginLoadStarted;
  37 }
  38
  39 function DidDisplayPass() {
  40   return true;
  41 }
  42
  43 /**
  44  * It's possible for DidDisplayPass to be called before the loadstart event
  45  * happens, since the loadstart event is posted asynchronously when a plugin
  46  * loads.  As a result, we need to wait until we've seen both the loadstart
  47  * event and been called from the browser process before we can safely send
  48  * the real result.
  49  */
  50 function DidDisplayReallyPass() {
  51   readyToSendResult = true;
  52   sendResult();
  53 }
  54 </script>
  55
  56 <embed id="naclPlugin" type="application/x-nacl" src="dummy.nmf"></embed>
  57 </body>
  58 </html>