Support type parameters and classes as expression in the vm.

runtime/vm/ast.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_AST_H_
 #define VM_AST_H_
 
 #include "platform/assert.h"
 #include "vm/allocation.h"
 #include "vm/growable_array.h"
@@ skipping 340 matching lines @@
  public:
   TypeNode(intptr_t token_pos, const AbstractType& type)
       : AstNode(token_pos), type_(type) {
     ASSERT(type_.IsZoneHandle());
     ASSERT(!type_.IsNull());
     ASSERT(type_.IsFinalized());
   }
 
   const AbstractType& type() const { return type_; }
 
+  virtual const char* Name() const;
+
   virtual const Instance* EvalConstExpr() const {
     if (!type_.IsInstantiated() || type_.IsMalformed()) {
       return NULL;
     }
     return &type();
   }
 
   virtual void VisitChildren(AstNodeVisitor* visitor) const { }
 
   DECLARE_COMMON_NODE_FUNCTIONS(TypeNode);
@@ skipping 585 matching lines @@
  public:
   LoadLocalNode(intptr_t token_pos, const LocalVariable* local)
       : AstNode(token_pos), local_(*local) {
     ASSERT(local != NULL);
   }
 
   const LocalVariable& local() const { return local_; }
 
   virtual void VisitChildren(AstNodeVisitor* visitor) const { }
 
+  virtual const char* Name() const;
   virtual const Instance* EvalConstExpr() const;
   virtual bool IsPotentiallyConst() const;
   virtual AstNode* MakeAssignmentNode(AstNode* rhs);
 
   DECLARE_COMMON_NODE_FUNCTIONS(LoadLocalNode);
 
  private:
   const LocalVariable& local_;
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(LoadLocalNode);
@@ skipping 715 matching lines @@
   const LocalVariable& context_var_;
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(InlinedFinallyNode);
 };
 
 }  // namespace dart
 
 #undef DECLARE_COMMON_NODE_FUNCTIONS
 
 #endif  // VM_AST_H_