Should not delete colours that come from the wxColourDatabase

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@23997 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/generic/fontdlgg.cpp

@@ -348,7 +348,6 @@ void wxGenericFontDialog::OnChangeFont(wxCommandEvent& WXUNUSED(event))
     {
       m_fontData.m_fontColour = *col;
       m_previewer->SetForegroundColour(*col);
-      delete col;
     }
   }
   m_previewer->Refresh();