Format all tests.

tests/language/assert_with_type_test_or_cast_test.dart

Index: tests/language/assert_with_type_test_or_cast_test.dart
diff --git a/tests/language/assert_with_type_test_or_cast_test.dart b/tests/language/assert_with_type_test_or_cast_test.dart
index f9ec08bebfb15ed86061202743959c4a645bac84..85a18ec9d6b2b7ff63e47e86caa47c2882d2c11b 100644
--- a/tests/language/assert_with_type_test_or_cast_test.dart
+++ b/tests/language/assert_with_type_test_or_cast_test.dart
@@ -12,17 +12,17 @@
 // VMOptions=--enable_asserts
 
 main() {
- var names = new List<int>();
+  var names = new List<int>();
 
- // Generic type test.
- assert(names is List<int>);
+  // Generic type test.
+  assert(names is List<int>);
 
- // Negated generic type test.
- assert(names is !List<String>);
+  // Negated generic type test.
+  assert(names is! List<String>);
 
- // Generic type cast.
- assert((names as List<num>).length == 0);
+  // Generic type cast.
+  assert((names as List<num>).length == 0);
 
- // Generic type test inside expression.
- assert((names is List<int>));
+  // Generic type test inside expression.
+  assert((names is List<int>));
 }