Revert "Take type arguments into account in interface type subtype check."

tests/compiler/dart2js/dart_backend_test.dart

 // Copyright (c) 2012, 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.
 
 import 'dart:async';
 import 'dart:uri';
 import 'parser_helper.dart';
 import 'mock_compiler.dart';
 import '../../../sdk/lib/_internal/compiler/compiler.dart';
 import '../../../sdk/lib/_internal/compiler/implementation/dart2jslib.dart' as leg;
 import '../../../sdk/lib/_internal/compiler/implementation/dart_backend/dart_backend.dart';
 import '../../../sdk/lib/_internal/compiler/implementation/elements/elements.dart';
 import '../../../sdk/lib/_internal/compiler/implementation/tree/tree.dart';
 
 const coreLib = r'''
 library corelib;
 class Object {}
 interface bool {}
 interface num {}
 interface int extends num {}
 interface double extends num {}
 abstract class String {}
 interface Function {}
-interface List<T> {}
-interface Map<K,V> {}
+interface List {}
+interface Map {}
 interface Closure {}
 interface Dynamic_ {}
 interface Null {}
 interface TypeError {}
 class Type {}
 class Math {
   static double parseDouble(String s) => 1.0;
 }
 print(x) {}
 ''';
@@ skipping 718 matching lines @@
   testStaticAccessIoLib();
   testLocalFunctionPlaceholder();
   testMinification();
   testClosureLocalsMinified();
   testParametersMinified();
   testDeclarationTypePlaceholders();
   testPlatformLibraryMemberNamesAreFixed();
   testConflictsWithCoreLib();
   testUnresolvedNamedConstructor();
 }