Format all tests.

tests/corelib/reg_exp_pattern_test.dart

Index: tests/corelib/reg_exp_pattern_test.dart
diff --git a/tests/corelib/reg_exp_pattern_test.dart b/tests/corelib/reg_exp_pattern_test.dart
index cc017a21222949748dea0069930433042b8fba80..7b4d66620674a86293f81ef329df1bbaca30e87a 100644
--- a/tests/corelib/reg_exp_pattern_test.dart
+++ b/tests/corelib/reg_exp_pattern_test.dart
@@ -9,19 +9,19 @@ import "package:expect/expect.dart";
 
 main() {
   for (var s in [
-         r"a",
-         r"a|b",
-         r"(?:)",
-         r"^",
-         r"$",
-         r"^$",
-         r"$^",
-         r"",
-         r"\\",
-         r"/",
-         r"[^]",
-         "\x00",
-      ]) {
+    r"a",
+    r"a|b",
+    r"(?:)",
+    r"^",
+    r"$",
+    r"^$",
+    r"$^",
+    r"",
+    r"\\",
+    r"/",
+    r"[^]",
+    "\x00",
+  ]) {
     Expect.equals(s, new RegExp(s).pattern);
   }
 }