Bug 1261842 - Make browser_testOpenNewRemoteTabsFromNonRemoteBrowsers.js wait for windows to be ready before sending them places. r=Gijs

MozReview-Commit-ID: 3sunq7zrr0e

--HG--
extra : rebase_source : 82778ac2357f9bf96209001275ae5c7cac7c8c75
extra : source : c14ccfac7b4b635cad9f728b85767deef68078be

browser/base/content/test/general/browser_testOpenNewRemoteTabsFromNonRemoteBrowsers.js

@@ -38,13 +38,13 @@ registerCleanupFunction(() => {
  * browser in an e10s window, that the new tab will load properly.
  */
 add_task(function* test_new_tab() {
-  let normalWindow = yield promiseOpenAndLoadWindow({
-    remote: true
-  }, true);
-  let privateWindow = yield promiseOpenAndLoadWindow({
+  let normalWindow = yield BrowserTestUtils.openNewBrowserWindow({
+    remote: true,
+  });
+  let privateWindow = yield BrowserTestUtils.openNewBrowserWindow({
     remote: true,
     private: true,
-  }, true);
+  });
 
   for (let testWindow of [normalWindow, privateWindow]) {
     yield promiseWaitForFocus(testWindow);
@@ -80,10 +80,10 @@ add_task(function* test_new_tab() {
  * window. Also tests with a private browsing window.
  */
 add_task(function* test_new_window() {
-  let normalWindow = yield promiseOpenAndLoadWindow({
+  let normalWindow = yield BrowserTestUtils.openNewBrowserWindow({
     remote: true
   }, true);
-  let privateWindow = yield promiseOpenAndLoadWindow({
+  let privateWindow = yield BrowserTestUtils.openNewBrowserWindow({
     remote: true,
     private: true,
   }, true);