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

chrome/content/tests/policy.js

 (function()
 {
   let server = null;
   let frame = null;
   let requestNotifier = null;
   let httpProtocol = null;
 
   module("Content policy", {
     setup: function()
     {
@@ skipping 218 matching lines @@
             dispatchReadyEvent +
           '};' +
         '}' +
         '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>',
       "http://127.0.0.1:1234/test.swf", "object", false, false
     ],
@@ skipping 180 matching lines @@
     for (let stage = 1; stage in stageDescriptions; stage++)
     {
       let stageDescription = stageDescriptions[stage];
       if (stageDescription.indexOf("%S") >= 0)
         stageDescription = stageDescription.replace("%S", expectedURL);
 
       asyncTest(name + " (" + stageDescription + ")", runTest.bind(null, tests[test], stage));
     }
   }
 })();