Add ConstructorBodyEntity

pkg/compiler/lib/src/js_model/elements.dart

 // Copyright (c) 2017, 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.js_model.elements;
 
 import '../common_elements.dart';
 import '../constants/constant_system.dart';
 import '../elements/elements.dart';
 import '../elements/entities.dart';
@@ skipping 118 matching lines @@
       {bool isExternal,
       bool isConst,
       bool isFromEnvironmentConstructor}) {
     return new JFactoryConstructor(
         memberIndex, enclosingClass, name, parameterStructure,
         isExternal: isExternal,
         isConst: isConst,
         isFromEnvironmentConstructor: isFromEnvironmentConstructor);
   }
 
+  ConstructorBodyEntity createConstructorBody(
+      int memberIndex, ConstructorEntity constructor) {
+    return new JConstructorBody(memberIndex, constructor);
+  }
+
   IndexedFunction createGetter(int memberIndex, LibraryEntity library,
       ClassEntity enclosingClass, Name name, AsyncMarker asyncMarker,
       {bool isStatic, bool isExternal, bool isAbstract}) {
     return new JGetter(memberIndex, library, enclosingClass, name, asyncMarker,
         isStatic: isStatic, isExternal: isExternal, isAbstract: isAbstract);
   }
 
   IndexedFunction createMethod(
       int memberIndex,
       LibraryEntity library,
@@ skipping 286 matching lines @@
       : super(memberIndex, enclosingClass, name, parameterStructure,
             isExternal: isExternal, isConst: isConst);
 
   @override
   bool get isFactoryConstructor => true;
 
   @override
   bool get isGenerativeConstructor => false;
 }
 
+class JConstructorBody extends JFunction implements ConstructorBodyEntity {
+  final ConstructorEntity constructor;
+
+  JConstructorBody(int memberIndex, this.constructor)
+      : super(
+            memberIndex,
+            constructor.library,
+            constructor.enclosingClass,
+            constructor.memberName,
+            constructor.parameterStructure,
+            AsyncMarker.SYNC,
+            isStatic: false,
+            isExternal: false);
+
+  @override
+  bool get isFunction => true;
+
+  String get _kind => 'constructor_body';
+}
+
 class JMethod extends JFunction {
   final bool isAbstract;
 
   JMethod(int memberIndex, JLibrary library, JClass enclosingClass, Name name,
       ParameterStructure parameterStructure, AsyncMarker asyncMarker,
       {bool isStatic, bool isExternal, this.isAbstract})
       : super(memberIndex, library, enclosingClass, name, parameterStructure,
             asyncMarker,
             isStatic: isStatic, isExternal: isExternal);
 
@@ skipping 265 matching lines @@
 
   @override
   bool get isFunctionApplyUsed => _backendUsage.isFunctionApplyUsed;
 
   @override
   bool get isMirrorsUsed => _backendUsage.isMirrorsUsed;
 
   @override
   bool get isNoSuchMethodUsed => _backendUsage.isNoSuchMethodUsed;
 }