Format all tests.

tests/lib/mirrors/regress_19731_test.dart

Index: tests/lib/mirrors/regress_19731_test.dart
diff --git a/tests/lib/mirrors/regress_19731_test.dart b/tests/lib/mirrors/regress_19731_test.dart
index 1fc194311be548e09a498d55c7fe89e10bc58ac0..5c12e6f4056bfb97ccd975fcc6ee68c395ee5e11 100644
--- a/tests/lib/mirrors/regress_19731_test.dart
+++ b/tests/lib/mirrors/regress_19731_test.dart
@@ -26,11 +26,15 @@ method() {}
 main() {
   var classMirror = reflectType(OneField);
   var classFieldNames = classMirror.declarations.values
-    .where((v) => v is VariableMirror).map((v) => v.simpleName).toList();
+      .where((v) => v is VariableMirror)
+      .map((v) => v.simpleName)
+      .toList();
   Expect.setEquals([#onlyClassField], classFieldNames);
 
   var libraryMirror = classMirror.owner;
   var libraryFieldNames = libraryMirror.declarations.values
-    .where((v) => v is VariableMirror).map((v) => v.simpleName).toList();
+      .where((v) => v is VariableMirror)
+      .map((v) => v.simpleName)
+      .toList();
   Expect.setEquals([#metadata], libraryFieldNames);
 }