toolbox.src in starmath is all unused resources

since

commit 3dfe2fc3
Author: Julien Nabet <serval2412@yahoo.fr>
Date:   Sat May 2 19:03:21 2015 +0200

    tdf#68871: Remove the old Elements panel from Math

Change-Id: I61ceb2e3b8dfb0a402db061cf08930f2cf2c7d32

starmath/AllLangResTarget_sm.mk

@@ -27,7 +27,6 @@ $(eval $(call gb_SrsTarget_add_files,sm/res,\
     starmath/source/smres.src \
     starmath/source/commands.src \
     starmath/source/symbol.src \
-	starmath/source/toolbox.src \
 ))
 
 # vim: set noet sw=4 ts=4: