Refactor a bunch of common code from the "leaf" scripts to a new functions,

parse_GL_API, in gl_XML.py.

src/mesa/glapi/glX_proto_send.py

@@ -25,10 +25,6 @@
 # Authors:
 #    Ian Romanick <idr@us.ibm.com>
 
-from xml.sax import saxutils
-from xml.sax import make_parser
-from xml.sax.handler import feature_namespaces
-
 import gl_XML
 import glX_XML
 import license
@@ -889,13 +885,6 @@ if __name__ == '__main__':
 	else:
 		show_usage()
 
-	parser = make_parser()
-	parser.setFeature(feature_namespaces, 1)
-	parser.setContentHandler(dh)
-
-	f = open(file_name)
 
 	dh.debug = debug
-	dh.printHeader()
-	parser.parse(f)
-	dh.printFooter()
+	gl_XML.parse_GL_API( dh, file_name )