dart2js: run dartfmt on tests

tests/compiler/dart2js/code_motion_test.dart

Index: tests/compiler/dart2js/code_motion_test.dart
diff --git a/tests/compiler/dart2js/code_motion_test.dart b/tests/compiler/dart2js/code_motion_test.dart
index ea4036ba65720fa05cab87a3239b86f9b9701995..69f1800136c9a99b52a2b6f553bdb0aba4d838fd 100644
--- a/tests/compiler/dart2js/code_motion_test.dart
+++ b/tests/compiler/dart2js/code_motion_test.dart
@@ -23,9 +23,9 @@ foo(int a, int b, bool param2) {
 
 main() {
   asyncTest(() => compile(TEST_ONE, entry: 'foo', check: (String generated) {
-    RegExp regexp = new RegExp('a \\+ b');
-    Iterator matches = regexp.allMatches(generated).iterator;
-    Expect.isTrue(matches.moveNext());
-    Expect.isFalse(matches.moveNext());
-  }));
+        RegExp regexp = new RegExp('a \\+ b');
+        Iterator matches = regexp.allMatches(generated).iterator;
+        Expect.isTrue(matches.moveNext());
+        Expect.isFalse(matches.moveNext());
+      }));
 }