Editor: Fix DRACO export.

editor/js/Menubar.File.js

@@ -232,7 +232,7 @@ function MenubarFile( editor ) {
 		var exporter = new DRACOExporter();
 
 		// TODO: Change to DRACOExporter's parse( geometry, onParse )?
-		var result = exporter.parse( object.geometry );
+		var result = exporter.parse( object );
 		saveArrayBuffer( result, 'model.drc' );
 
 	} );