refactoring

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@27780 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
fixed synthetic access call

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@27781 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e