Preference to set what fields name tags display, and

indra/llmessage/llavatarnamecache.cpp

indra/llmessage/llavatarnamecache.h

indra/llui/llurlentry.cpp

indra/llui/tests/llurlentry_stub.cpp

indra/newview/app_settings/settings.xml

indra/newview/llinspectavatar.cpp

indra/newview/lltoolpie.cpp

indra/newview/llviewerdisplay.cpp

indra/newview/llviewermenu.cpp

indra/newview/llvoavatar.cpp

indra/newview/skins/default/xui/en/menu_viewer.xml

...ewview/skins/default/xui/en/panel_preferences_general.xml