Remove JavaIterator and MapEntry

pkg/analyzer/test/generated/resolver_test.dart

 // Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 library engine.resolver_test;
 
 import 'dart:collection';
 import 'package:analyzer/src/generated/java_core.dart';
 import 'package:analyzer/src/generated/java_junit.dart';
 import 'package:analyzer/src/generated/java_engine.dart';
@@ skipping 8280 matching lines @@
       EngineTestCase.assertLength(expectedCount, optionalTypes);
       for (int i = 0; i < expectedCount; i++) {
         JUnitTestCase.assertSame(expectedOptionalTypes[i], optionalTypes[i]);
       }
     }
     Map<String, DartType> namedTypes = functionType.namedParameterTypes;
     if (expectedNamedTypes == null) {
       EngineTestCase.assertSizeOfMap(0, namedTypes);
     } else {
       EngineTestCase.assertSizeOfMap(expectedNamedTypes.length, namedTypes);
-      for (MapEntry<String, DartType> entry in getMapEntrySet(expectedNamedTypes)) {
-        JUnitTestCase.assertSame(entry.getValue(), namedTypes[entry.getKey()]);
-      }
+      expectedNamedTypes.forEach((String name, DartType type) {
+        JUnitTestCase.assertSame(type, namedTypes[name]);
+      });
     }
     JUnitTestCase.assertSame(expectedReturnType, functionType.returnType);
   }
 
   void _assertType(InterfaceTypeImpl expectedType, InterfaceTypeImpl actualType) {
     JUnitTestCase.assertEquals(expectedType.displayName, actualType.displayName);
     JUnitTestCase.assertEquals(expectedType.element, actualType.element);
     List<DartType> expectedArguments = expectedType.typeArguments;
     int length = expectedArguments.length;
     List<DartType> actualArguments = actualType.typeArguments;
@@ skipping 2843 matching lines @@
   runReflectiveTests(TypeResolverVisitorTest);
   runReflectiveTests(CheckedModeCompileTimeErrorCodeTest);
   runReflectiveTests(ErrorResolverTest);
   runReflectiveTests(HintCodeTest);
   runReflectiveTests(MemberMapTest);
   runReflectiveTests(NonHintCodeTest);
   runReflectiveTests(SimpleResolverTest);
   runReflectiveTests(StrictModeTest);
   runReflectiveTests(TypePropagationTest);
 }