Remove Compiler access from ResolutionEnqueuer

tests/compiler/dart2js/concrete_type_inference_test.dart

Index: tests/compiler/dart2js/concrete_type_inference_test.dart
diff --git a/tests/compiler/dart2js/concrete_type_inference_test.dart b/tests/compiler/dart2js/concrete_type_inference_test.dart
index e3833ad61c39827fcd16fc5898222a45b2f30ee7..fca12a95722c90fa643a76604f2bdc3955c125c4 100644
--- a/tests/compiler/dart2js/concrete_type_inference_test.dart
+++ b/tests/compiler/dart2js/concrete_type_inference_test.dart
@@ -44,23 +44,23 @@ void checkPrintType(String expression, checkType(compiler, type)) {
 void testBasicTypes() {
   checkPrintType('true', (compiler, type) {
     if (type.isForwarding) type = type.forwardTo;
-    Expect.identical(compiler.commonMasks.boolType, type);
+    Expect.identical(compiler.closedWorld.commonMasks.boolType, type);
   });
   checkPrintType('1.5', (compiler, type) {
-    Expect.identical(compiler.commonMasks.doubleType, type);
+    Expect.identical(compiler.closedWorld.commonMasks.doubleType, type);
   });
   checkPrintType('1', (compiler, type) {
-    Expect.identical(compiler.commonMasks.uint31Type, type);
+    Expect.identical(compiler.closedWorld.commonMasks.uint31Type, type);
   });
   checkPrintType('[]', (compiler, type) {
     if (type.isForwarding) type = type.forwardTo;
-    Expect.identical(compiler.commonMasks.growableListType, type);
+    Expect.identical(compiler.closedWorld.commonMasks.growableListType, type);
   });
   checkPrintType('null', (compiler, type) {
-    Expect.identical(compiler.commonMasks.nullType, type);
+    Expect.identical(compiler.closedWorld.commonMasks.nullType, type);
   });
   checkPrintType('"foo"', (compiler, type) {
-    Expect.isTrue(compiler.commonMasks.stringType
+    Expect.isTrue(compiler.closedWorld.commonMasks.stringType
         .containsOnlyString(compiler.closedWorld));
   });
 }
@@ -71,7 +71,7 @@ void testOptionalParameters() {
     var firstParameter = fiskElement.functionSignature.requiredParameters[0];
     var secondParameter = fiskElement.functionSignature.optionalParameters[0];
     var thirdParameter = fiskElement.functionSignature.optionalParameters[1];
-    var commonMasks = compiler.commonMasks;
+    var commonMasks = compiler.closedWorld.commonMasks;
     var inference = compiler.globalInference;
     Expect.identical(
         commonMasks.uint31Type, inference.results.typeOf(firstParameter));