Format all tests.

tests/corelib/string_to_lower_case_test.dart

Index: tests/corelib/string_to_lower_case_test.dart
diff --git a/tests/corelib/string_to_lower_case_test.dart b/tests/corelib/string_to_lower_case_test.dart
index 1af1dd53ded6d46a54498391ac3a64bab4471ed0..e761c1c908b561d7ce02cc4831eb032b8e2d156f 100644
--- a/tests/corelib/string_to_lower_case_test.dart
+++ b/tests/corelib/string_to_lower_case_test.dart
@@ -6,10 +6,10 @@ import "package:expect/expect.dart";
 
 void testOneByteSting() {
   // Compare one-byte-string toLowerCase with a two-byte-string toLowerCase.
-  var oneByteString = new String.fromCharCodes(
-      new List.generate(256, (i) => i)).toLowerCase();
-  var twoByteString = new String.fromCharCodes(
-      new List.generate(512, (i) => i)).toLowerCase();
+  var oneByteString =
+      new String.fromCharCodes(new List.generate(256, (i) => i)).toLowerCase();
+  var twoByteString =
+      new String.fromCharCodes(new List.generate(512, (i) => i)).toLowerCase();
   Expect.isTrue(twoByteString.codeUnits.any((u) => u >= 256));
   Expect.equals(oneByteString, twoByteString.substring(0, 256));
 }