1 files changed, 0 insertions, 29 deletions
diff --git a/toolkit/components/startup/tests/browser/head.js b/toolkit/components/startup/tests/browser/head.js
deleted file mode 100644
index c17da2ff7..000000000
--- a/toolkit/components/startup/tests/browser/head.js
+++ /dev/null
@@ -1,29 +0,0 @@
-/* Any copyright is dedicated to the Public Domain.
- * http://creativecommons.org/publicdomain/zero/1.0/ */
-
-"use strict";
-
-const XUL_NS = "http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul";
-
-function whenBrowserLoaded(browser, callback) {
-  return BrowserTestUtils.browserLoaded(browser).then(callback);
-}
-
-function waitForOnBeforeUnloadDialog(browser, callback) {
-  browser.addEventListener("DOMWillOpenModalDialog", function onModalDialog(event) {
-    if (Cu.isCrossProcessWrapper(event.target)) {
-      // This event fires in both the content and chrome processes. We
-      // want to ignore the one in the content process.
-      return;
-    }
-
-    browser.removeEventListener("DOMWillOpenModalDialog", onModalDialog, true);
-
-    executeSoon(() => {
-      let stack = browser.parentNode;
-      let dialogs = stack.getElementsByTagNameNS(XUL_NS, "tabmodalprompt");
-      let {button0, button1} = dialogs[0].ui;
-      callback(button0, button1);
-    });
-  }, true);
-}