Add ClassEntity.library, MemberEntity.library and FunctionEntity.isExternal

pkg/compiler/lib/src/js_backend/js_interop_analysis.dart

 // Copyright (c) 2015, 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.
 
 /// Analysis to determine how to generate code for typed JavaScript interop.
 library compiler.src.js_backend.js_interop_analysis;
 
 import '../common.dart';
 import '../constants/values.dart'
     show ConstantValue, ConstructedConstantValue, StringConstantValue;
@@ skipping 136 matching lines @@
             MessageKind.JS_INTEROP_CLASS_CANNOT_EXTEND_DART_CLASS, {
           'cls': classElement.name,
           'superclass': classElement.superclass.name
         });
       }
 
       classElement
           .forEachMember((ClassElement classElement, MemberElement member) {
         String memberName = processJsInteropAnnotation(member);
         if (memberName != null) {
-          backend.nativeDataBuilder.setJsInteropMemberName(element, memberName);
+          backend.nativeDataBuilder.setJsInteropMemberName(member, memberName);
         }
 
         if (!member.isSynthesized &&
             backend.nativeData.isJsInteropClass(classElement) &&
             member is MethodElement) {
           MethodElement fn = member;
           if (!fn.isExternal &&
               !fn.isAbstract &&
               !fn.isConstructor &&
               !fn.isStatic) {
@@ skipping 50 matching lines @@
   ResolutionFunctionType buildJsFunctionType() {
     // TODO(jacobr): consider using codegenWorldBuilder.isChecks to determine the
     // range of positional arguments that need to be supported by JavaScript
     // function types.
     return new ResolutionFunctionType.synthesized(
         const ResolutionDynamicType(),
         [],
         new List<ResolutionDartType>.filled(16, const ResolutionDynamicType()));
   }
 }