Stop postponing instantiation of Type and remove InstantiatedType VM class.

runtime/vm/raw_object.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_RAW_OBJECT_H_
 #define VM_RAW_OBJECT_H_
 
 #include "platform/assert.h"
 #include "vm/globals.h"
 #include "vm/token.h"
 #include "vm/snapshot.h"
 
 #include "include/dart_api.h"
 
 namespace dart {
 
 // Macrobatics to define the Object hierarchy of VM implementation classes.
 #define CLASS_LIST_NO_OBJECT(V)                                                \
   V(Class)                                                                     \
   V(UnresolvedClass)                                                           \
   V(AbstractType)                                                              \
     V(Type)                                                                    \
     V(TypeParameter)                                                           \
-    V(InstantiatedType)                                                        \
   V(AbstractTypeArguments)                                                     \
     V(TypeArguments)                                                           \
     V(InstantiatedTypeArguments)                                               \
   V(Function)                                                                  \
   V(Field)                                                                     \
   V(LiteralToken)                                                              \
   V(TokenStream)                                                               \
   V(Script)                                                                    \
   V(Library)                                                                   \
   V(LibraryPrefix)                                                             \
@@ skipping 1323 matching lines @@
   intptr_t type_;  // Uninitialized, simple or complex.
   intptr_t flags_;  // Represents global/local, case insensitive, multiline.
 
   // Variable length data follows here.
   uint8_t data_[0];
 };
 
 }  // namespace dart
 
 #endif  // VM_RAW_OBJECT_H_