Avoid one more call site to Compiler::expansion

compiler/rustc_driver/src/lib.rs

@@ -328,7 +328,7 @@ fn run_compiler(
                 }
             }
 
-            queries.expansion()?;
+            queries.global_ctxt()?;
             if callbacks.after_expansion(compiler, queries) == Compilation::Stop {
                 return early_exit();
             }

compiler/rustc_interface/src/queries.rs

@@ -157,7 +157,7 @@ impl<'tcx> Queries<'tcx> {
         })
     }
 
-    pub fn crate_name(&self) -> Result<QueryResult<'_, Symbol>> {
+    fn crate_name(&self) -> Result<QueryResult<'_, Symbol>> {
         self.crate_name.compute(|| {
             Ok({
                 let parse_result = self.parse()?;