Create SendStructure for unary and binary in resolution.

pkg/compiler/lib/src/resolution/operators.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.
 
 library dart2js.operators;
 
 import '../elements/elements.dart';
+import '../universe/universe.dart';
 
 enum UnaryOperatorKind {
   NOT,
   NEGATE,
   COMPLEMENT,
 }
 
 class UnaryOperator {
   final UnaryOperatorKind kind;
   final String name;
   final String selectorName;
 
   const UnaryOperator(this.kind, this.name, this.selectorName);
 
   bool get isUserDefinable => selectorName != null;
 
+  Selector get selector => new Selector(
+      SelectorKind.OPERATOR,
+      new PublicName(selectorName),
+      CallStructure.NO_ARGS);
+
   String toString() => name;
 
   /// The unary ! operator.
   static const UnaryOperator NOT =
       const UnaryOperator(UnaryOperatorKind.NOT, '!', null);
 
   /// The unary - operator.
   static const UnaryOperator NEGATE =
       const UnaryOperator(UnaryOperatorKind.NEGATE, '-', 'unary-');
 
@@ skipping 309 matching lines @@
       const IncDecOperator._(IncDecOperatorKind.DEC, '--', BinaryOperator.SUB);
 
   static IncDecOperator parse(String value) {
     switch (value) {
       case '++': return INC;
       case '--': return DEC;
       default: return null;
     }
   }
 }