Add m-esr52 at 52.6.0

1 files changed, 24 insertions, 0 deletions

diff --git a/addon-sdk/source/lib/sdk/tabs/tab.js b/addon-sdk/source/lib/sdk/tabs/tab.js
new file mode 100644
index 000000000..fa2272494
--- /dev/null
+++ b/addon-sdk/source/lib/sdk/tabs/tab.js
@@ -0,0 +1,24 @@
+/* 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';
+
+module.metadata = {
+  'stability': 'unstable'
+};
+
+const { getTargetWindow } = require("../content/mod");
+const { getTabContentWindow, isTab } = require("./utils");
+const { viewFor } = require("../view/core");
+
+if (require('../system/xul-app').name == 'Fennec') {
+  module.exports = require('./tab-fennec');
+}
+else {
+  module.exports = require('./tab-firefox');
+}
+
+getTargetWindow.when(isTab, tab => getTabContentWindow(tab));
+
+getTargetWindow.when(x => x instanceof module.exports.Tab,
+  tab => getTabContentWindow(viewFor(tab)));