Fix unittests

pkg/compiler/lib/src/js_emitter/runtime_type_generator.dart

Index: pkg/compiler/lib/src/js_emitter/runtime_type_generator.dart
diff --git a/pkg/compiler/lib/src/js_emitter/runtime_type_generator.dart b/pkg/compiler/lib/src/js_emitter/runtime_type_generator.dart
index 5131953a354a206a478b8a6a6bd8c3520ffe4c26..442aa31893289defe6200a16c0feb68f545f10fb 100644
--- a/pkg/compiler/lib/src/js_emitter/runtime_type_generator.dart
+++ b/pkg/compiler/lib/src/js_emitter/runtime_type_generator.dart
@@ -5,7 +5,7 @@
 library dart2js.js_emitter.runtime_type_generator;
 
 import '../closure.dart'
-    show ClosureRepresentationInfo, ClosureFieldElement, ClosureTask;
+    show ClosureRepresentationInfo, ClosureFieldElement, ClosureConversionTask;
 import '../common.dart';
 import '../common/names.dart' show Identifiers;
 import '../common_elements.dart' show CommonElements;
@@ -57,7 +57,7 @@ class TypeTestProperties {
 
 class RuntimeTypeGenerator {
   final CommonElements _commonElements;
-  final ClosureTask _closureDataLookup;
+  final ClosureConversionTask _closureDataLookup;
   final CodeEmitterTask emitterTask;
   final Namer _namer;
   final NativeData _nativeData;