Use null type argument vector instead of vector of Dynamic for a generic raw

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"
@@ skipping 387 matching lines @@
   }
   intptr_t token_index_;
   int8_t type_state_;
 };
 
 
 class RawTypeParameter : public RawAbstractType {
  private:
   RAW_HEAP_OBJECT_IMPLEMENTATION(TypeParameter);
 
-  RawObject** from() { return reinterpret_cast<RawObject**>(&ptr()->name_); }
+  RawObject** from() {
+      return reinterpret_cast<RawObject**>(&ptr()->parameterized_class_);
+  }
+  RawClass* parameterized_class_;
   RawString* name_;
   RawObject** to() { return reinterpret_cast<RawObject**>(&ptr()->name_); }
   intptr_t index_;
   intptr_t token_index_;
   int8_t type_state_;
 };
 
 
 class RawInstantiatedType : public RawAbstractType {
  private:
@@ skipping 745 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_