Format all tests.

tests/lib/async/stack_trace14_test.dart

Index: tests/lib/async/stack_trace14_test.dart
diff --git a/tests/lib/async/stack_trace14_test.dart b/tests/lib/async/stack_trace14_test.dart
index 1a75c88c56d751b576bde8a9ee2adc815921c7dc..fe3a534497c74b0ad9d39c102747e20d01f8c297 100644
--- a/tests/lib/async/stack_trace14_test.dart
+++ b/tests/lib/async/stack_trace14_test.dart
@@ -18,11 +18,11 @@ main() {
   StackTrace trace = captureStackTrace();
   asyncStart();
   var f = new Future(() => 499);
-  f.then((_) => new Future.error("e", trace))
-    .then((_) { throw "Unreachable"; },
-      onError: (e, st) {
-        Expect.equals("e", e);
-        Expect.identical(trace, st);
-        asyncEnd();
-      });
+  f.then((_) => new Future.error("e", trace)).then((_) {
+    throw "Unreachable";
+  }, onError: (e, st) {
+    Expect.equals("e", e);
+    Expect.identical(trace, st);
+    asyncEnd();
+  });
 }