Format all tests.

tests/language_strong/override_field_method5_negative_test.dart

Index: tests/language_strong/override_field_method5_negative_test.dart
diff --git a/tests/language_strong/override_field_method5_negative_test.dart b/tests/language_strong/override_field_method5_negative_test.dart
index 0cb82fa5d2f989a97fe2e717c25d81f95b88ddef..7484c30fc04ba8269176f3093b5725a7b0398685 100644
--- a/tests/language_strong/override_field_method5_negative_test.dart
+++ b/tests/language_strong/override_field_method5_negative_test.dart
@@ -4,11 +4,15 @@
 // Dart test error for overriding method with getter.
 
 class A {
-  foo() { return 999; }
+  foo() {
+    return 999;
+  }
 }
 
 class B extends A {
-  get foo { return 123; }  // getter cannot override method
+  get foo {
+    return 123;
+  } // getter cannot override method
 }
 
 class OverrideFieldMethod5NegativeTest {