Implement constructor bodies and initializers in CPS->JS backend.

pkg/compiler/lib/src/tree_ir/tree_ir_nodes.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 tree_ir_nodes;
 
 import '../constants/expressions.dart';
 import '../constants/values.dart' as values;
 import '../cps_ir/cps_ir_nodes.dart' as cps_ir;
 import '../dart_types.dart' show DartType, GenericType;
@@ skipping 644 matching lines @@
   applyPass(Pass pass) => pass.rewriteConstructorDefinition(this);
 }
 
 abstract class JsSpecificNode implements Node {}
 
 class CreateBox extends Expression implements JsSpecificNode {
   accept(ExpressionVisitor visitor) => visitor.visitCreateBox(this);
   accept1(ExpressionVisitor1 visitor, arg) => visitor.visitCreateBox(this, arg);
 }
 
-class CreateClosureClass extends Expression implements JsSpecificNode {
-  ClosureClassElement classElement;
+class CreateInstance extends Expression implements JsSpecificNode {
+  ClassElement classElement;
   List<Expression> arguments;
 
-  CreateClosureClass(this.classElement, this.arguments);
+  CreateInstance(this.classElement, this.arguments);
 
-  accept(ExpressionVisitor visitor) => visitor.visitCreateClosureClass(this);
+  accept(ExpressionVisitor visitor) => visitor.visitCreateInstance(this);
   accept1(ExpressionVisitor1 visitor, arg) {
-    return visitor.visitCreateClosureClass(this, arg);
+    return visitor.visitCreateInstance(this, arg);
   }
 }
 
 class GetField extends Expression implements JsSpecificNode {
   Expression object;
   Element field;
 
   GetField(this.object, this.field);
 
   accept(ExpressionVisitor visitor) => visitor.visitGetField(this);
@@ skipping 27 matching lines @@
   E visitLogicalOperator(LogicalOperator node);
   E visitNot(Not node);
   E visitLiteralList(LiteralList node);
   E visitLiteralMap(LiteralMap node);
   E visitTypeOperator(TypeOperator node);
   E visitFunctionExpression(FunctionExpression node);
   E visitFieldInitializer(FieldInitializer node);
   E visitSuperInitializer(SuperInitializer node);
   E visitGetField(GetField node);
   E visitCreateBox(CreateBox node);
-  E visitCreateClosureClass(CreateClosureClass node);
+  E visitCreateInstance(CreateInstance node);
 }
 
 abstract class ExpressionVisitor1<E, A> {
   E visitExpression(Expression e, A arg) => e.accept1(this, arg);
   E visitVariable(Variable node, A arg);
   E visitInvokeStatic(InvokeStatic node, A arg);
   E visitInvokeMethod(InvokeMethod node, A arg);
   E visitInvokeMethodDirectly(InvokeMethodDirectly node, A arg);
   E visitInvokeConstructor(InvokeConstructor node, A arg);
   E visitConcatenateStrings(ConcatenateStrings node, A arg);
   E visitConstant(Constant node, A arg);
   E visitThis(This node, A arg);
   E visitReifyTypeVar(ReifyTypeVar node, A arg);
   E visitConditional(Conditional node, A arg);
   E visitLogicalOperator(LogicalOperator node, A arg);
   E visitNot(Not node, A arg);
   E visitLiteralList(LiteralList node, A arg);
   E visitLiteralMap(LiteralMap node, A arg);
   E visitTypeOperator(TypeOperator node, A arg);
   E visitFunctionExpression(FunctionExpression node, A arg);
   E visitFieldInitializer(FieldInitializer node, A arg);
   E visitSuperInitializer(SuperInitializer node, A arg);
   E visitGetField(GetField node, A arg);
   E visitCreateBox(CreateBox node, A arg);
-  E visitCreateClosureClass(CreateClosureClass node, A arg);
+  E visitCreateInstance(CreateInstance node, A arg);
 }
 
 abstract class StatementVisitor<S> {
   S visitStatement(Statement s) => s.accept(this);
   S visitLabeledStatement(LabeledStatement node);
   S visitAssign(Assign node);
   S visitReturn(Return node);
   S visitBreak(Break node);
   S visitContinue(Continue node);
   S visitIf(If node);
@@ skipping 159 matching lines @@
 
   visitSetField(SetField node) {
     visitExpression(node.object);
     visitExpression(node.value);
     visitStatement(node.next);
   }
 
   visitCreateBox(CreateBox node) {
   }
 
-  visitCreateClosureClass(CreateClosureClass node) {
+  visitCreateInstance(CreateInstance node) {
     node.arguments.forEach(visitExpression);
   }
 }