Remove Resource class and support functions.

pkg/compiler/lib/src/compiler.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.
 
 library dart2js.compiler_base;
 
 import 'dart:async' show
     EventSink,
     Future;
 
@@ skipping 944 matching lines @@
       if (result == null) {
         missingCoreClasses.add(name);
       }
       return result;
     }
     _coreTypes.objectClass = lookupCoreClass('Object');
     _coreTypes.boolClass = lookupCoreClass('bool');
     _coreTypes.numClass = lookupCoreClass('num');
     _coreTypes.intClass = lookupCoreClass('int');
     _coreTypes.doubleClass = lookupCoreClass('double');
-    _coreTypes.resourceClass = lookupCoreClass('Resource');
     _coreTypes.stringClass = lookupCoreClass('String');
     _coreTypes.functionClass = lookupCoreClass('Function');
     _coreTypes.listClass = lookupCoreClass('List');
     _coreTypes.typeClass = lookupCoreClass('Type');
     _coreTypes.mapClass = lookupCoreClass('Map');
     _coreTypes.nullClass = lookupCoreClass('Null');
     _coreTypes.stackTraceClass = lookupCoreClass('StackTrace');
     _coreTypes.iterableClass = lookupCoreClass('Iterable');
     _coreTypes.symbolClass = lookupCoreClass('Symbol');
     if (!missingCoreClasses.isEmpty) {
@@ skipping 875 matching lines @@
 
   @override
   InterfaceType streamType([DartType elementType]) {
     InterfaceType type = streamClass.computeType(compiler);
     if (elementType == null) {
       return streamClass.rawType;
     }
     return type.createInstantiation([elementType]);
   }
 }