Remove js.ArrayElement.

tests/compiler/dart2js/type_representation_test.dart

Index: tests/compiler/dart2js/type_representation_test.dart
diff --git a/tests/compiler/dart2js/type_representation_test.dart b/tests/compiler/dart2js/type_representation_test.dart
index 4f6342038970cd00631ac2d162d38d58f1a20388..d1c5c9359bacb0a42fbf869a44d14a876e0b531b 100644
--- a/tests/compiler/dart2js/type_representation_test.dart
+++ b/tests/compiler/dart2js/type_representation_test.dart
@@ -59,13 +59,13 @@ void testTypeRepresentations() {
       bool encodeTypedefName = false;
       Expression expression =
             typeRepresentation.getTypeRepresentation(type, onVariable,
-                                                    (x) => encodeTypedefName);
+                                                     (x) => encodeTypedefName);
       Expect.stringEquals(expectedRepresentation, stringify(expression));
 
       encodeTypedefName = true;
       expression =
             typeRepresentation.getTypeRepresentation(type, onVariable,
-                                                    (x) => encodeTypedefName);
+                                                     (x) => encodeTypedefName);
       if (expectedTypedefRepresentation == null) {
         expectedTypedefRepresentation = expectedRepresentation;
       }