1 files changed, 0 insertions, 35 deletions
diff --git a/browser/components/sessionstore/test/browser_swapDocShells.js b/browser/components/sessionstore/test/browser_swapDocShells.js
deleted file mode 100644
index 839f060e7..000000000
--- a/browser/components/sessionstore/test/browser_swapDocShells.js
+++ /dev/null
@@ -1,35 +0,0 @@
-"use strict";
-
-add_task(function* () {
-  let tab = gBrowser.selectedTab = gBrowser.addTab("about:mozilla");
-  yield promiseBrowserLoaded(gBrowser.selectedBrowser);
-
-  let win = gBrowser.replaceTabWithWindow(tab);
-  yield promiseDelayedStartupFinished(win);
-  yield promiseBrowserHasURL(win.gBrowser.browsers[0], "about:mozilla");
-
-  win.duplicateTabIn(win.gBrowser.selectedTab, "tab");
-  yield promiseTabRestored(win.gBrowser.tabs[1]);
-
-  let browser = win.gBrowser.browsers[1];
-  is(browser.currentURI.spec, "about:mozilla", "tab was duplicated");
-
-  yield BrowserTestUtils.closeWindow(win);
-});
-
-function promiseDelayedStartupFinished(win) {
-  let deferred = Promise.defer();
-  whenDelayedStartupFinished(win, deferred.resolve);
-  return deferred.promise;
-}
-
-function promiseBrowserHasURL(browser, url) {
-  let promise = Promise.resolve();
-
-  if (browser.contentDocument.readyState === "complete" &&
-      browser.currentURI.spec === url) {
-    return promise;
-  }
-
-  return promise.then(() => promiseBrowserHasURL(browser, url));
-}