Format all tests.

tests/corelib_strong/regexp/loop-capture_test.dart

Index: tests/corelib_strong/regexp/loop-capture_test.dart
diff --git a/tests/corelib_strong/regexp/loop-capture_test.dart b/tests/corelib_strong/regexp/loop-capture_test.dart
index fb8174fb12b46f2ccd7e833257bb898a68f8befd..ee39410c8807455e7cb005edfc3e75b1c20b452e 100644
--- a/tests/corelib_strong/regexp/loop-capture_test.dart
+++ b/tests/corelib_strong/regexp/loop-capture_test.dart
@@ -30,6 +30,7 @@ import 'v8_regexp_utils.dart';
 import 'package:expect/expect.dart';
 
 void main() {
-  shouldBe(new RegExp(r"(?:(a)|(b)|(c))+").firstMatch("abc"), ["abc",null,null,"c"]);
-  shouldBe(new RegExp(r"(?:(a)|b)*").firstMatch("ab"), ["ab",null]);
+  shouldBe(new RegExp(r"(?:(a)|(b)|(c))+").firstMatch("abc"),
+      ["abc", null, null, "c"]);
+  shouldBe(new RegExp(r"(?:(a)|b)*").firstMatch("ab"), ["ab", null]);
 }