Clean up operator names.

dart/sdk/lib/_internal/compiler/implementation/resolution/members.dart

Index: dart/sdk/lib/_internal/compiler/implementation/resolution/members.dart
diff --git a/dart/sdk/lib/_internal/compiler/implementation/resolution/members.dart b/dart/sdk/lib/_internal/compiler/implementation/resolution/members.dart
index 1ebc7109cef5b0c72cf723b88ccd8b9772ae05cf..4d2d2453bd3234337030a489123d134371a93db2 100644
--- a/dart/sdk/lib/_internal/compiler/implementation/resolution/members.dart
+++ b/dart/sdk/lib/_internal/compiler/implementation/resolution/members.dart
@@ -1615,12 +1615,16 @@ class ResolverVisitor extends CommonResolverVisitor<Element> {
     if (node.isOperator) {
       SourceString source = node.selector.asOperator().source;
       String string = source.stringValue;
-      if (identical(string, '!')   || identical(string, '&&')  || string == '||' ||
-          identical(string, 'is')  || identical(string, 'as')  ||
-          identical(string, '===') || identical(string, '!==') ||
-          identical(string, '>>>')) {
+      if (string === '!'   || string === '&&'  || string == '||' ||

[ngeoffray, 2012/11/13 11:56:19]

Use identical instead.

[ahe, 2012/11/15 07:00:33]

Done.

+          string === 'is'  || string === 'as'  ||
+          string === '===' || string === '!==' ||
+          string === '?' ||
+          string === '>>>') {
         return null;
       }
+      if (!isUserDefinableOperator(source.stringValue)) {
+        source = Elements.mapToUserOperator(source);
+      }
       return node.arguments.isEmpty
           ? new Selector.unaryOperator(source)
           : new Selector.binaryOperator(source);