Display names from Phoenix. Thanks Wolfspirit!

That's quite a piece of work. I have NO idea how Jess can downplay the
effort that went into this.

And it's still not complete, local chat is not affected, perhaps group
chat too.

indra/newview/llfloaterdisplayname.h

@@ -0,0 +1,52 @@
+/** 
+ * @file llfloaterdisplayname.h
+ *
+ * $LicenseInfo:firstyear=2009&license=viewerlgpl$
+ * 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 LLFLOATERDISPLAYNAME_H
+#define LLFLOATERDISPLAYNAME_H
+
+
+class LLFloaterDisplayName : public LLFloater
+{
+public:
+	LLFloaterDisplayName();
+	virtual ~LLFloaterDisplayName();
+	/*virtual*/	BOOL	postBuild();
+	static void onSave(void* data);
+	static void onReset(void* data);
+	static void onCancel(void* data);
+	static void show();
+	/*virtual*/ void onOpen();
+private:
+	
+	void onCacheSetName(bool success,
+										  const std::string& reason,
+										  const LLSD& content);
+protected:
+	static LLFloaterDisplayName* sInstance;
+
+};
+
+
+#endif