1 files changed, 26 insertions, 0 deletions
diff --git a/browser/extensions/webcompat/injections/js/bug1774005-installtrigger-shim.js b/browser/extensions/webcompat/injections/js/bug1774005-installtrigger-shim.js
new file mode 100644
index 0000000000..ca7ef5b6c5
--- /dev/null
+++ b/browser/extensions/webcompat/injections/js/bug1774005-installtrigger-shim.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";
+
+/**
+ * Bug 1774005 - Generic window.InstallTrigger shim
+ *
+ * This interventions shims window.InstallTrigger to a string, which evaluates
+ * as `true` in web developers browser sniffing code. This intervention will
+ * be applied to multiple domains, see bug 1774005 for more information.
+ */
+
+/* globals exportFunction */
+
+console.info(
+  "The InstallTrigger has been shimmed for compatibility reasons. See https://bugzilla.mozilla.org/show_bug.cgi?id=1774005 for details."
+);
+
+Object.defineProperty(window.wrappedJSObject, "InstallTrigger", {
+  get: exportFunction(function () {
+    return "This property has been shimed for Web Compatibility reasons.";
+  }, window),
+  set: exportFunction(function (_) {}, window),
+});