Fix http://dartbug.com/13462

sdk/lib/_internal/compiler/implementation/compile_time_constants.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.
 
 part of dart2js;
 
 /**
  * The [ConstantHandler] keeps track of compile-time constants,
  * initializations of global and static fields, and default values of
  * optional parameters.
@@ skipping 465 matching lines @@
       accumulator = new DartString.concat(accumulator, expressionString);
       StringConstant partString = evaluate(part.string);
       if (partString == null) return null;
       accumulator = new DartString.concat(accumulator, partString.value);
     };
     handler.registerStringInstance(elements);
     return constantSystem.createString(accumulator, node);
   }
 
   Constant visitLiteralSymbol(LiteralSymbol node) {
+    handler.registerStringInstance(elements);
     InterfaceType type = compiler.symbolClass.computeType(compiler);
     List<Constant> createArguments(_) {
       return [constantSystem.createString(
         new DartString.literal(node.slowNameString), node)];
     }
     return makeConstructedConstant(
         node, type, compiler.symbolConstructor, createArguments);
   }
 
   Constant makeTypeConstant(Element element) {
@@ skipping 464 matching lines @@
           if (fieldValue == null) {
             // Use the default value.
             fieldValue = handler.compileConstant(field);
           }
           jsNewArguments.add(fieldValue);
         },
         includeSuperAndInjectedMembers: true);
     return jsNewArguments;
   }
 }