Remove for-in selectors from TreeElements.

pkg/compiler/lib/src/resolution/registry.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 dart2js.resolution.registry;
 
 import '../common.dart';
 import '../common/backend_api.dart' show
     Backend,
     ForeignResolver;
@@ skipping 164 matching lines @@
   }
 
   //////////////////////////////////////////////////////////////////////////////
   //  Node-to-Selector mapping functionality.
   //////////////////////////////////////////////////////////////////////////////
 
   void setSelector(Node node, Selector selector) {
     mapping.setSelector(node, selector);
   }
 
-  Selector getSelector(Node node) => mapping.getSelector(node);
-
   void setGetterSelectorInComplexSendSet(SendSet node, Selector selector) {
     mapping.setGetterSelectorInComplexSendSet(node, selector);
   }
 
   void setOperatorSelectorInComplexSendSet(SendSet node, Selector selector) {
     mapping.setOperatorSelectorInComplexSendSet(node, selector);
   }
 
-  void setIteratorSelector(ForIn node, Selector selector) {
-    mapping.setIteratorSelector(node, selector);
-  }
-
-  void setMoveNextSelector(ForIn node, Selector selector) {
-    mapping.setMoveNextSelector(node, selector);
-  }
-
-  void setCurrentSelector(ForIn node, Selector selector) {
-    mapping.setCurrentSelector(node, selector);
-  }
-
   //////////////////////////////////////////////////////////////////////////////
   //  Node-to-Type mapping functionality.
   //////////////////////////////////////////////////////////////////////////////
 
   DartType useType(Node annotation, DartType type) {
     if (type != null) {
       mapping.setType(annotation, type);
     }
     return type;
   }
@@ skipping 292 matching lines @@
   @override
   void registerInstantiatedType(InterfaceType type) {
     registry.registerInstantiatedType(type);
   }
 
   @override
   DartType resolveTypeFromString(Node node, String typeName) {
     return visitor.resolveTypeFromString(node, typeName);
   }
 }