Re-land "Format all multitests"

tests/language_strong/factory_implementation_test.dart

Index: tests/language_strong/factory_implementation_test.dart
diff --git a/tests/language_strong/factory_implementation_test.dart b/tests/language_strong/factory_implementation_test.dart
index dc1faad04fa71f8b5e61fd5d4c38d778a1829281..442b9dafa60890cbce3771d722ab2adc12ede8a8 100644
--- a/tests/language_strong/factory_implementation_test.dart
+++ b/tests/language_strong/factory_implementation_test.dart
@@ -25,9 +25,13 @@ class B implements A {
   B(this.x, this.y);
   // This factory will never be invoked.
   // TODO(ahe): Is this a compile time error?
-  factory B.A(int a, int b) {  return new B(0, 0); }
+  factory B.A(int a, int b) {
+    return new B(0, 0);
+  }
 
-  factory B.X(int a, int b) { return new XImpl(a * 10, b * 10); }
+  factory B.X(int a, int b) {
+    return new XImpl(a * 10, b * 10);
+  }
 }
 
 main() {