1 files changed, 28 insertions, 0 deletions
diff --git a/dom/base/ContentFrameMessageManager.cpp b/dom/base/ContentFrameMessageManager.cpp
new file mode 100644
index 0000000000..26f94f215e
--- /dev/null
+++ b/dom/base/ContentFrameMessageManager.cpp
@@ -0,0 +1,28 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* 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/. */
+
+#include "ContentFrameMessageManager.h"
+#include "js/RootingAPI.h"
+#include "mozilla/dom/BindingUtils.h"
+#include "mozilla/dom/ScriptSettings.h"
+
+using namespace mozilla;
+using namespace mozilla::dom;
+
+JSObject* ContentFrameMessageManager::GetOrCreateWrapper() {
+  JS::RootedValue val(RootingCx());
+  {
+    // Scope to run ~AutoJSAPI before working with a raw JSObject*.
+    AutoJSAPI jsapi;
+    jsapi.Init();
+
+    if (!GetOrCreateDOMReflectorNoWrap(jsapi.cx(), this, &val)) {
+      return nullptr;
+    }
+  }
+  MOZ_ASSERT(val.isObject());
+  return &val.toObject();
+}