Format all tests.

tests/language_strong/double_to_string_as_exponential2_test.dart

Index: tests/language_strong/double_to_string_as_exponential2_test.dart
diff --git a/tests/language_strong/double_to_string_as_exponential2_test.dart b/tests/language_strong/double_to_string_as_exponential2_test.dart
index e29676227907675dc1e81b7bfb9c0f8aeb6222fc..2179eb0f771f95d50a6b80e24a398e4c77c8d37c 100644
--- a/tests/language_strong/double_to_string_as_exponential2_test.dart
+++ b/tests/language_strong/double_to_string_as_exponential2_test.dart
@@ -7,14 +7,12 @@ import "package:expect/expect.dart";
 
 main() {
   var v = 1.0;
-  Expect.throws(() => v.toStringAsExponential(-1),
-                (e) => e is RangeError);
-  Expect.throws(() => v.toStringAsExponential(21),
-                (e) => e is RangeError);
+  Expect.throws(() => v.toStringAsExponential(-1), (e) => e is RangeError);
+  Expect.throws(() => v.toStringAsExponential(21), (e) => e is RangeError);
   Expect.throws(() => v.toStringAsExponential(1.5),
-                (e) => e is ArgumentError || e is TypeError);
+      (e) => e is ArgumentError || e is TypeError);
   Expect.throws(() => v.toStringAsExponential("string"),
-                (e) => e is ArgumentError || e is TypeError);
+      (e) => e is ArgumentError || e is TypeError);
   Expect.throws(() => v.toStringAsExponential("3"),
-                (e) => e is ArgumentError || e is TypeError);
+      (e) => e is ArgumentError || e is TypeError);
 }