Compute Compiler.proxyConstant on demand.

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

 // Copyright (c) 2012, 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.members;
 
 import '../common/names.dart' show
     Selectors;
 import '../compiler.dart' show
     Compiler;
@@ skipping 3404 matching lines @@
       registry.useElement(node, semantics.setter);
       registry.useElement(node.selector, semantics.getter);
 
       registry.registerDynamicInvocation(
           new UniverseSelector(operatorSelector, null));
 
       SendStructure sendStructure = node.isPrefix
           ? new PrefixStructure(semantics, operator)
           : new PostfixStructure(semantics, operator);
       registry.registerSendStructure(node, sendStructure);
+      registry.registerIncDecOperation();
     } else {
       Node rhs = node.arguments.head;
       visitExpression(rhs);
 
       AssignmentOperator operator = AssignmentOperator.parse(operatorText);
       if (operator.kind == AssignmentOperatorKind.ASSIGN) {
         // `e1 = e2`.
 
         // TODO(23998): Remove these when elements are only accessed
         // through the send structure.
@@ skipping 1213 matching lines @@
     }
     return const NoneResult();
   }
 }
 
 /// Looks up [name] in [scope] and unwraps the result.
 Element lookupInScope(Compiler compiler, Node node,
                       Scope scope, String name) {
   return Elements.unwrap(scope.lookup(name), compiler, node);
 }