Remove for-in selectors from TreeElements.

pkg/compiler/lib/src/resolution/tree_elements.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.resolution.tree_elements;
 
 import '../common.dart';
 import '../constants/expressions.dart';
 import '../dart_types.dart';
 import '../elements/elements.dart';
@@ skipping 27 matching lines @@
   DartType getType(Node node);
   TypeMask getTypeMask(Node node);
   TypeMask getGetterTypeMaskInComplexSendSet(SendSet node);
   TypeMask getOperatorTypeMaskInComplexSendSet(SendSet node);
   void setTypeMask(Node node, TypeMask mask);
   void setGetterTypeMaskInComplexSendSet(SendSet node, TypeMask mask);
   void setOperatorTypeMaskInComplexSendSet(SendSet node, TypeMask mask);
 
   /// Returns the for-in loop variable for [node].
   Element getForInVariable(ForIn node);
-  Selector getIteratorSelector(ForIn node);
-  Selector getMoveNextSelector(ForIn node);
-  Selector getCurrentSelector(ForIn node);
   TypeMask getIteratorTypeMask(ForIn node);
   TypeMask getMoveNextTypeMask(ForIn node);
   TypeMask getCurrentTypeMask(ForIn node);
   void setIteratorTypeMask(ForIn node, TypeMask mask);
   void setMoveNextTypeMask(ForIn node, TypeMask mask);
   void setCurrentTypeMask(ForIn node, TypeMask mask);
   void setConstant(Node node, ConstantExpression constant);
   ConstantExpression getConstant(Node node);
 
   /// Returns the [FunctionElement] defined by [node].
@@ skipping 155 matching lines @@
   }
 
   void setOperatorSelectorInComplexSendSet(SendSet node, Selector selector) {
     _setSelector(node.assignmentOperator, selector);
   }
 
   Selector getOperatorSelectorInComplexSendSet(SendSet node) {
     return _getSelector(node.assignmentOperator);
   }
 
-  // The following methods set selectors on the "for in" node. Since
-  // we're using three selectors, we need to use children of the node,
-  // and we arbitrarily choose which ones.
-
-  void setIteratorSelector(ForIn node, Selector selector) {
-    _setSelector(node, selector);
-  }
-
-  Selector getIteratorSelector(ForIn node) {
-    return _getSelector(node);
-  }
-
-  void setMoveNextSelector(ForIn node, Selector selector) {
-    _setSelector(node.forToken, selector);
-  }
-
-  Selector getMoveNextSelector(ForIn node) {
-    return _getSelector(node.forToken);
-  }
-
-  void setCurrentSelector(ForIn node, Selector selector) {
-    _setSelector(node.inToken, selector);
-  }
-
-  Selector getCurrentSelector(ForIn node) {
-    return _getSelector(node.inToken);
-  }
-
   Element getForInVariable(ForIn node) {
     return this[node];
   }
 
   void setConstant(Node node, ConstantExpression constant) {
     if (_constants == null) {
       _constants = new Maplet<Node, ConstantExpression>();
     }
     _constants[node] = constant;
   }
@@ skipping 216 matching lines @@
   }
 
   void setCurrentTypeMask(ForIn node, TypeMask mask) {
     _setTypeMask(node.inToken, mask);
   }
 
   TypeMask getCurrentTypeMask(ForIn node) {
     return _getTypeMask(node.inToken);
   }
 }