1 files changed, 17 insertions, 0 deletions
diff --git a/tools/addon-sdk-1.12/lib/sdk/tabs/helpers.js b/tools/addon-sdk-1.12/lib/sdk/tabs/helpers.js
new file mode 100644
index 0000000..aaff5cb
--- /dev/null
+++ b/tools/addon-sdk-1.12/lib/sdk/tabs/helpers.js
@@ -0,0 +1,17 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+'use strict';
+
+const { getTabForContentWindow } = require('./utils');
+const { Tab } = require('./tab');
+
+function getTabForWindow(win) {
+  let tab = getTabForContentWindow(win);
+  // We were unable to find the related tab!
+  if (!tab)
+    return null;
+
+  return Tab({ tab: tab });
+}
+exports.getTabForWindow = getTabForWindow;