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diff --git a/linden/indra/newview/llviewerdisplayname.h b/linden/indra/newview/llviewerdisplayname.h
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+++ b/linden/indra/newview/llviewerdisplayname.h
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+/** 
+ * @file llviewerdisplayname.h
+ * @brief Wrapper for display name functionality
+ *
+ * $LicenseInfo:firstyear=2010&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ * 
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#ifndef LLVIEWERDISPLAYNAME_H
+#define LLVIEWERDISPLAYNAME_H
+
+#include <boost/signals2.hpp>
+
+class LLSD;
+class LLUUID;
+
+namespace LLViewerDisplayName
+{
+        typedef boost::signals2::signal<
+                void (bool success, const std::string& reason, const LLSD& content)>
+                        set_name_signal_t;
+        typedef set_name_signal_t::slot_type set_name_slot_t;
+        
+        typedef boost::signals2::signal<void (void)> name_changed_signal_t;
+        typedef name_changed_signal_t::slot_type name_changed_slot_t;
+
+        // Sends an update to the server to change a display name
+        // and call back when done.  May not succeed due to service
+        // unavailable or name not available.
+        void set(const std::string& display_name, const set_name_slot_t& slot); 
+        
+        void addNameChangedCallback(const name_changed_signal_t::slot_type& cb);
+}
+
+#endif // LLVIEWERDISPLAYNAME_H