Re-land "Format all multitests"

tests/lib/async/run_zoned6_test.dart

Index: tests/lib/async/run_zoned6_test.dart
diff --git a/tests/lib/async/run_zoned6_test.dart b/tests/lib/async/run_zoned6_test.dart
index 35f4d9b3657c73490c768b1ecf5464ca40b09a0f..491a9391166b6d736d876637a785e5765db0fe54 100644
--- a/tests/lib/async/run_zoned6_test.dart
+++ b/tests/lib/async/run_zoned6_test.dart
@@ -11,16 +11,17 @@ main() {
   // Ensure that `runZoned`'s onError handles synchronous errors but delegates
   // to the top-level when the handler returns false.
   try {
-    runZoned(() { throw 0; },
-             onError: (e) {
-               Expect.equals(0, e);
+    runZoned(() {
+      throw 0;
+    }, onError: (e) {
+      Expect.equals(0, e);
                if (false) //# 01: runtime error
-                 asyncEnd();
+      asyncEnd();
                throw e; //# 01: runtime error
-             });
+    });
   } catch (e) {
     // We should never see an error here.
     if (false) //# 01: continued
-      rethrow;
+    rethrow;
   }
 }