diff --git a/cef1/libcef/browser_tooltip_mac.h b/cef1/libcef/browser_tooltip_mac.h
new file mode 100644
index 000000000..657b3f620
--- /dev/null
+++ b/cef1/libcef/browser_tooltip_mac.h
@@ -0,0 +1,13 @@
+// Copyright (c) 2013 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef CEF_LIBCEF_BROWSER_TOOLTIP_MAC_H_
+#define CEF_LIBCEF_BROWSER_TOOLTIP_MAC_H_
+#pragma once
+
+@protocol BrowserTooltip
+- (void)setToolTipAtMousePoint:(NSString *)string;
+@end
+
+#endif  // CEF_LIBCEF_BROWSER_TOOLTIP_MAC_H_