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authorMatt A. Tobin <email@mattatobin.com>2018-02-09 06:46:43 -0500
committerMatt A. Tobin <email@mattatobin.com>2018-02-09 06:46:43 -0500
commitac46df8daea09899ce30dc8fd70986e258c746bf (patch)
tree2750d3125fc253fd5b0671e4bd268eff1fd97296 /toolkit/jetpack/framescript/util.js
parent8cecf8d5208f3945b35f879bba3015bb1a11bec6 (diff)
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Move Add-on SDK source to toolkit/jetpack
Diffstat (limited to 'toolkit/jetpack/framescript/util.js')
-rw-r--r--toolkit/jetpack/framescript/util.js25
1 files changed, 25 insertions, 0 deletions
diff --git a/toolkit/jetpack/framescript/util.js b/toolkit/jetpack/framescript/util.js
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+++ b/toolkit/jetpack/framescript/util.js
@@ -0,0 +1,25 @@
+/* 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 { Ci } = require("chrome");
+
+const windowToMessageManager = window =>
+ window.
+ QueryInterface(Ci.nsIInterfaceRequestor).
+ getInterface(Ci.nsIDocShell).
+ sameTypeRootTreeItem.
+ QueryInterface(Ci.nsIDocShell).
+ QueryInterface(Ci.nsIInterfaceRequestor).
+ getInterface(Ci.nsIContentFrameMessageManager);
+exports.windowToMessageManager = windowToMessageManager;
+
+const nodeToMessageManager = node =>
+ windowToMessageManager(node.ownerDocument.defaultView);
+exports.nodeToMessageManager = nodeToMessageManager;