DRTVWR-570 Mac build fix: unused variables cleanup

indra/newview/llappearancemgr.cpp

indra/newview/llenvironment.cpp

indra/newview/llfloatercreatelandmark.cpp

indra/newview/llfloateroutfitphotopreview.cpp

indra/newview/llfloaterscriptlimits.cpp

indra/newview/llimview.cpp

indra/newview/llinventoryfilter.cpp

indra/newview/llinventoryfunctions.cpp

indra/newview/llinventorymodel.cpp

indra/newview/lloutfitgallery.cpp

indra/newview/lloutfitslist.cpp

indra/newview/llpanellandmedia.cpp

indra/newview/llpanelplaces.cpp

indra/newview/llpanelprofile.cpp

indra/newview/llspeakers.cpp

indra/newview/llviewermenu.cpp

indra/newview/llviewertexteditor.cpp

indra/newview/llviewerwindow.cpp

indra/newview/llvovolume.cpp