Format all tests.

tests/language_strong/private1.dart

Index: tests/language_strong/private1.dart
diff --git a/tests/language_strong/private1.dart b/tests/language_strong/private1.dart
index 5329acf6efa34790e9cfb01155dac595ab8dfdda..4daaf0efa86042e4c4efa1019a61544875718d56 100644
--- a/tests/language_strong/private1.dart
+++ b/tests/language_strong/private1.dart
@@ -4,7 +4,7 @@
 
 // Dart test for testing access to private fields.
 
-part of PrivateTest.dart; 
+part of PrivateTest.dart;
 
 main() {
   testPrivateTopLevel();
@@ -55,7 +55,9 @@ class C1 {
 
 class C3 extends C2 {
   int _field2;
-  C3() : super(), _field2 = 42;
+  C3()
+      : super(),
+        _field2 = 42;
 
   field2a() => _field2;
   field1c() => _field1;