Issue 3452 - Bring back $ping type option (test changes)

chrome/content/tests/policy.js

Index: chrome/content/tests/policy.js
===================================================================
--- a/chrome/content/tests/policy.js
+++ b/chrome/content/tests/policy.js
@@ -231,16 +231,31 @@
         '}' +
         'catch (e)' +
         '{' +
           dispatchReadyEvent +
         '}' +
       '</script>',
       "http://127.0.0.1:1234/test.js", "script", false, true
     ],
+    [
+      "Beacon",
+      '<script>' +
+        'try' +
+        '{' +
+          'navigator.sendBeacon("test.cgi");' +
+          'setTimeout(function() {' + dispatchReadyEvent + '}, 500)' +
+        '}' +
+        'catch (e)' +
+        '{' +
+          dispatchReadyEvent +
+        '}' +
+      '</script>',
+      "http://127.0.0.1:1234/test.cgi", "ping", false, true
+    ],
   ];
 
   if (window.navigator.mimeTypes["application/x-shockwave-flash"] && window.navigator.mimeTypes["application/x-shockwave-flash"].enabledPlugin)
   {
     tests.push([
       "HTML embed (Flash)",
       '<embed type="application/x-shockwave-flash" src="test.swf"></embed>' +
         '<script>var r = new XMLHttpRequest();r.open("GET", "", false);r.send(null);</script>',