Fix librustc_driver/test.rs

Author: jroesch

src/librustc_driver/test.rs

@@ -140,7 +140,7 @@ fn test_env<F>(source_string: &str,
                                lang_items,
                                stability::Index::new(krate),
                                |tcx| {
-        let infcx = infer::new_infer_ctxt(tcx);
+        let infcx = infer::new_infer_ctxt(tcx, &tcx.tables, None);
         body(Env { infcx: &infcx });
         let free_regions = FreeRegionMap::new();
         infcx.resolve_regions_and_report_errors(&free_regions, ast::CRATE_NODE_ID);