Format all tests.

tests/language_strong/typed_selector_test.dart

Index: tests/language_strong/typed_selector_test.dart
diff --git a/tests/language_strong/typed_selector_test.dart b/tests/language_strong/typed_selector_test.dart
index 676dcad7066cd756d135296bffee9db29c06f985..98c2d0892f429cf85db2765547ccb8893417dbac 100644
--- a/tests/language_strong/typed_selector_test.dart
+++ b/tests/language_strong/typed_selector_test.dart
@@ -14,11 +14,10 @@ class A {
 }
 
 abstract class B {
-  get document;  // Abstract.
+  get document; // Abstract.
 }
 
-class C extends A implements B {
-}
+class C extends A implements B {}
 
 int inscrutable(int x) => x == 0 ? 0 : x | inscrutable(x & (x - 1));
 
@@ -28,4 +27,4 @@ void main() {
   int res = 0;
   if (obj is B) res = obj.document;
   Expect.equals(42, res);
-} 
+}