Apply transformations after comparing to golden files.

pkg/front_end/testcases/inference/future_union_upwards_generic_methods.dart.strong.expect

Index: pkg/front_end/testcases/inference/future_union_upwards_generic_methods.dart.strong.expect
diff --git a/pkg/front_end/testcases/inference/future_union_upwards_generic_methods.dart.strong.expect b/pkg/front_end/testcases/inference/future_union_upwards_generic_methods.dart.strong.expect
index 9232dba5ab979471596ee1a14dbfedbbeb1a4284..93749c9eb0aa26977bd81112710197dc6a03e29f 100644
--- a/pkg/front_end/testcases/inference/future_union_upwards_generic_methods.dart.strong.expect
+++ b/pkg/front_end/testcases/inference/future_union_upwards_generic_methods.dart.strong.expect
@@ -18,38 +18,12 @@ class C extends self::A {
     : super self::A::•()
     ;
 }
-static method main() → dynamic /* originally async */ {
-  final asy::Completer<asy::FutureOr<dynamic>> :completer = asy::Completer::sync<asy::FutureOr<dynamic>>();
-  asy::FutureOr<dynamic> :return_value;
-  dynamic :async_op_then;
-  dynamic :async_op_error;
-  dynamic :await_jump_var = 0;
-  dynamic :await_ctx_var;
-  dynamic :saved_try_context_var0;
-  function :async_op([dynamic :result, dynamic :exception, dynamic :stack_trace]) → dynamic yielding 
-    try {
-      #L1:
-      {
-        asy::Future<self::B> b = asy::Future::value<self::B>(new self::B::•());
-        asy::Future<self::C> c = asy::Future::value<self::C>(new self::C::•());
-        core::List<asy::Future<self::A>> lll = <asy::Future<self::A>>[b, c];
-        asy::_awaitHelper(asy::Future::wait<self::A>(lll), :async_op_then, :async_op_error, :async_op);
-        [yield] null;
-        core::List<self::A> result = :result;
-        asy::_awaitHelper(asy::Future::wait<self::A>(<asy::Future<self::A>>[b, c]), :async_op_then, :async_op_error, :async_op);
-        [yield] null;
-        core::List<self::A> result2 = :result;
-        core::List<self::A> list = result;
-        list = result2;
-      }
-      :completer.complete(:return_value);
-      return;
-    }
-    on dynamic catch(dynamic :exception, dynamic :stack_trace) {
-      :completer.completeError(:exception, :stack_trace);
-    }
-  :async_op_then = asy::_asyncThenWrapperHelper(:async_op);
-  :async_op_error = asy::_asyncErrorWrapperHelper(:async_op);
-  asy::Future::microtask<dynamic>(:async_op);
-  return :completer.future;
+static method main() → dynamic async {
+  asy::Future<self::B> b = asy::Future::value<self::B>(new self::B::•());
+  asy::Future<self::C> c = asy::Future::value<self::C>(new self::C::•());
+  core::List<asy::Future<self::A>> lll = <asy::Future<self::A>>[b, c];
+  core::List<self::A> result = await asy::Future::wait<self::A>(lll);
+  core::List<self::A> result2 = await asy::Future::wait<self::A>(<asy::Future<self::A>>[b, c]);
+  core::List<self::A> list = result;
+  list = result2;
 }