Format all tests.

tests/language_strong/library_same_name_used_lib2.dart

Index: tests/language_strong/library_same_name_used_lib2.dart
diff --git a/tests/language_strong/library_same_name_used_lib2.dart b/tests/language_strong/library_same_name_used_lib2.dart
index 78e80b24b7dcd66ba8255958d4698b07c84a9ddb..107873781041742e7ecac13ae72ae51d0a0108c3 100644
--- a/tests/language_strong/library_same_name_used_lib2.dart
+++ b/tests/language_strong/library_same_name_used_lib2.dart
@@ -3,7 +3,8 @@
 // BSD-style license that can be found in the LICENSE file.
 
 library lib2;
-import 'library_same_name_used_lib1.dart' as lib1;  // for abstract class X.
+
+import 'library_same_name_used_lib1.dart' as lib1; // for abstract class X.
 
 class X implements lib1.X {
   X();