'SetSymbolsStyle' : is not a member of 'StyleSettings'. Remove the call.

Something similar was done in vcl/source/window/window.cxx in commit
076a7eacca48f203f0a8b9aa537e88fea9a88409 so hopefully this fix is enough.

Change-Id: I11eb3c2d315a918056ffdee16c98c1430e174ed9