Properly parse symbol literals in top-level expression

runtime/vm/parser.h

 // 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.
 
 #ifndef VM_PARSER_H_
 #define VM_PARSER_H_
 
 #include "include/dart_api.h"
 
 #include "lib/invocation_mirror.h"
@@ skipping 278 matching lines @@
   void SkipInitializers();
   void SkipExpr();
   void SkipNestedExpr();
   void SkipConditionalExpr();
   void SkipBinaryExpr();
   void SkipUnaryExpr();
   void SkipPostfixExpr();
   void SkipSelectors();
   void SkipPrimary();
   void SkipCompoundLiteral();
+  void SkipSymbolLiteral();
   void SkipNewOperator();
   void SkipActualParameters();
   void SkipMapLiteral();
   void SkipListLiteral();
   void SkipFunctionLiteral();
   void SkipStringLiteral();
   void SkipQualIdent();
   void SkipFunctionPreamble();
 
   void CheckConstructorCallTypeArguments(
@@ skipping 402 matching lines @@
   intptr_t last_used_try_index_;
 
   bool unregister_pending_function_;
 
   DISALLOW_COPY_AND_ASSIGN(Parser);
 };
 
 }  // namespace dart
 
 #endif  // VM_PARSER_H_