Revert "glxtrace: Handle GLX_FBCONFIG_ID_SGIX."
Revert "glxtrace: Handle GLX_FBCONFIG_ID_SGIX."

This reverts commit f2d48897a289b711d30ae98fe3179d349f833353.

swq0553/apitrace,joshua5201/apitrace,schulmar/apitrace,trtt/apitrace,surround-io/apitrace,EoD/apitrace,schulmar/apitrace,apitrace/apitrace,tuanthng/apitrace,swq0553/apitrace,tuanthng/apitrace,swq0553/apitrace,apitrace/apitrace,surround-io/apitrace,schulmar/apitrace,EoD/apitrace,EoD/apitrace,joshua5201/apitrace,swq0553/apitrace,joshua5201/apitrace,trtt/apitrace,apitrace/apitrace,joshua5201/apitrace,swq0553/apitrace,tuanthng/apitrace,tuanthng/apitrace,surround-io/apitrace,tuanthng/apitrace,surround-io/apitrace,apitrace/apitrace,schulmar/apitrace,joshua5201/apitrace,schulmar/apitrace,trtt/apitrace,trtt/apitrace,EoD/apitrace,surround-io/apitrace,EoD/apitrace,trtt/apitrace