diff -r 000000000000 -r 6474c204b198 js/src/jsbool.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jsbool.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,29 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
+ * vim: set ts=8 sts=4 et sw=4 tw=99:
+ * 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/. */
+
+#ifndef jsbool_h
+#define jsbool_h
+
+/*
+ * JS boolean interface.
+ */
+
+#include "NamespaceImports.h"
+
+extern JSObject *
+js_InitBooleanClass(JSContext *cx, js::HandleObject obj);
+
+extern JSString *
+js_BooleanToString(js::ExclusiveContext *cx, bool b);
+
+namespace js {
+
+inline bool
+BooleanGetPrimitiveValue(HandleObject obj);
+
+} /* namespace js */
+
+#endif /* jsbool_h */