cps-ir: Add support for intercepted calls.

pkg/compiler/lib/src/js_backend/codegen/codegen.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 code_generator;
 
 import 'glue.dart';
 
 import '../../tree_ir/tree_ir_nodes.dart' as tree_ir;
 import '../../js/js.dart' as js;
@@ skipping 152 matching lines @@
   }
 
   js.Expression compileConstant(ParameterElement parameter) {
     return buildConstant(glue.getConstantForVariable(parameter).value);
   }
 
   js.Expression buildStaticInvoke(Selector selector,
                                   Element target,
                                   List<js.Expression> arguments) {
     registry.registerStaticInvocation(target.declaration);
-
     js.Expression elementAccess = glue.staticFunctionAccess(target);
     List<js.Expression> compiledArguments =
         selector.makeArgumentsList(target.implementation,
                                    arguments,
                                    compileConstant);
     return new js.Call(elementAccess, compiledArguments);
   }
 
   @override
   js.Expression visitInvokeConstructor(tree_ir.InvokeConstructor node) {
     if (node.constant != null) return giveup(node);
     return buildStaticInvoke(node.selector,
                              node.target,
                              visitArguments(node.arguments));
   }
 
   void registerMethodInvoke(tree_ir.InvokeMethod node) {
     Selector selector = node.selector;
     // TODO(sigurdm): We should find a better place to register the call.
     Selector call = new Selector.callClosureFrom(selector);
     registry.registerDynamicInvocation(call);
     registry.registerDynamicInvocation(selector);
   }
 
   @override
   js.Expression visitInvokeMethod(tree_ir.InvokeMethod node) {
-    // TODO(sigurdm): Handle intercepted invocations.
-    if (glue.isIntercepted(node.selector)) giveup(node);
-    js.Expression receiver = visitExpression(node.receiver);
-
-    List<js.Expression> arguments = visitArguments(node.arguments);
-
-    String methodName = glue.invocationName(node.selector);
     registerMethodInvoke(node);
-
-    return js.propertyCall(receiver, methodName, arguments);
+    return js.propertyCall(visitExpression(node.receiver),
+                           glue.invocationName(node.selector),
+                           visitArguments(node.arguments));
   }
 
   @override
   js.Expression visitInvokeStatic(tree_ir.InvokeStatic node) {
     if (node.target is! FunctionElement) {
       giveup(node, 'static getters and setters are not supported.');
     }
     return buildStaticInvoke(node.selector,
                              node.target,
                              visitArguments(node.arguments));
@@ skipping 193 matching lines @@
     accumulator.add(
         buildWhile(new js.LiteralBool(true), node.body, node.label, node));
   }
 
   @override
   void visitReturn(tree_ir.Return node) {
     accumulator.add(new js.Return(visitExpression(node.value)));
   }
 
 }