1 files changed, 26 insertions, 0 deletions
diff --git a/tools/addon-sdk-1.12/lib/sdk/tabs/tabs-firefox.js b/tools/addon-sdk-1.12/lib/sdk/tabs/tabs-firefox.js
new file mode 100644
index 0000000..92834c2
--- /dev/null
+++ b/tools/addon-sdk-1.12/lib/sdk/tabs/tabs-firefox.js
@@ -0,0 +1,26 @@
+/* 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';
+
+// TODO: BUG 792670 - remove dependency below
+const { browserWindows } = require('../windows');
+const { tabs } = require('../windows/tabs-firefox');
+
+Object.defineProperties(tabs, {
+  open: { value: function open(options) {
+    if (options.inNewWindow)
+        // `tabs` option is under review and may be removed.
+        return browserWindows.open({ tabs: [ options ] });
+    // Open in active window if new window was not required.
+    return browserWindows.activeWindow.tabs.open(options);
+  }}
+});
+
+// Workaround for bug 674195. Freezing objects from other compartments fail,
+// so we use `Object.freeze` from the same component as objects
+// `hasOwnProperty`. Since `hasOwnProperty` here will be from other component
+// we override it to support our workaround.
+module.exports = Object.create(tabs, {
+  isPrototypeOf: { value: Object.prototype.isPrototypeOf }
+});