2.8: gtk_tool_button_set_icon_name and   gtk_tool_button_get_icon_name unneeded thanks to properties
2.8: gtk_tool_button_set_icon_name and
  gtk_tool_button_get_icon_name unneeded thanks to properties


benolee/ruby-gnome2,benolee/ruby-gnome2,benolee/ruby-gnome2