Create SendStructure for unary and binary in resolution.

pkg/compiler/lib/src/resolution/operators.dart

Index: pkg/compiler/lib/src/resolution/operators.dart
diff --git a/pkg/compiler/lib/src/resolution/operators.dart b/pkg/compiler/lib/src/resolution/operators.dart
index e862c30e89d48e06c9562cbbe912bc9cf7e8b839..7a046c98a704fb8c9c33ac84d339df91cae82f1e 100644
--- a/pkg/compiler/lib/src/resolution/operators.dart
+++ b/pkg/compiler/lib/src/resolution/operators.dart
@@ -5,6 +5,7 @@
 library dart2js.operators;
 
 import '../elements/elements.dart';
+import '../universe/universe.dart';
 
 enum UnaryOperatorKind {
   NOT,
@@ -21,6 +22,11 @@ class UnaryOperator {
 
   bool get isUserDefinable => selectorName != null;
 
+  Selector get selector => new Selector(
+      SelectorKind.OPERATOR,
+      new PublicName(selectorName),
+      CallStructure.NO_ARGS);
+
   String toString() => name;
 
   /// The unary ! operator.