cps-ir: Give up on code generation of static getters and setters.

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 193 matching lines @@
     List<js.Expression> arguments = visitArguments(node.arguments);
 
     String methodName = glue.invocationName(node.selector);
     registerMethodInvoke(node);
 
     return js.propertyCall(receiver, methodName, 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));
   }
 
   @override
   js.Expression visitInvokeSuperMethod(tree_ir.InvokeSuperMethod node) {
     return giveup(node);
     // TODO: implement visitInvokeSuperMethod
   }
@@ skipping 186 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)));
   }
 
 }