Bug 1273795 - browser_net_service-worker-status.js: use ContentTask instead of CPOW r=ochameau

MozReview-Commit-ID: BczmQjhjuw9

--HG--
extra : rebase_source : 479bbffc70880aec81b555dfbf4875227a335239

devtools/client/netmonitor/test/browser_net_service-worker-status.js

@@ -12,8 +12,8 @@ const URL = EXAMPLE_URL.replace("http:", "https:");
 
 const TEST_URL = URL + "service-workers/status-codes.html";
 
-var test = Task.async(function* () {
-  let [, debuggee, monitor] = yield initNetMonitor(TEST_URL, null, true);
+add_task(function* () {
+  let [tab, , monitor] = yield initNetMonitor(TEST_URL, null, true);
   info("Starting test... ");
 
   let { NetMonitorView } = monitor.panelWin;
@@ -35,11 +35,16 @@ var test = Task.async(function* () {
   ];
 
   info("Registering the service worker...");
-  yield debuggee.registerServiceWorker();
+  yield ContentTask.spawn(tab.linkedBrowser, {}, function* () {
+    yield content.wrappedJSObject.registerServiceWorker();
+  });
 
   info("Performing requests...");
-  debuggee.performRequests();
-  yield waitForNetworkEvents(monitor, REQUEST_DATA.length);
+  let wait = waitForNetworkEvents(monitor, REQUEST_DATA.length);
+  yield ContentTask.spawn(tab.linkedBrowser, {}, function* () {
+    content.wrappedJSObject.performRequests();
+  });
+  yield wait;
 
   let index = 0;
   for (let request of REQUEST_DATA) {
@@ -64,8 +69,9 @@ var test = Task.async(function* () {
   }
 
   info("Unregistering the service worker...");
-  yield debuggee.unregisterServiceWorker();
+  yield ContentTask.spawn(tab.linkedBrowser, {}, function* () {
+    yield content.wrappedJSObject.unregisterServiceWorker();
+  });
 
   yield teardown(monitor);
-  finish();
 });