Allocate generic types in new-space before canonicalizing.

runtime/vm/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 RUNTIME_VM_OBJECT_H_
 #define RUNTIME_VM_OBJECT_H_
 
 #include "include/dart_api.h"
 #include "platform/assert.h"
 #include "platform/utils.h"
@@ skipping 5426 matching lines @@
   virtual bool CheckIsCanonical(Thread* thread) const;
 #endif  // DEBUG
 
   RawObject* GetField(const Field& field) const { return *FieldAddr(field); }
 
   void SetField(const Field& field, const Object& value) const {
     field.RecordStore(value);
     StorePointer(FieldAddr(field), value.raw());
   }
 
-  RawAbstractType* GetType() const;
+  RawAbstractType* GetType(Heap::Space space) const;
 
   virtual RawTypeArguments* GetTypeArguments() const;
   virtual void SetTypeArguments(const TypeArguments& value) const;
 
   // Check if the type of this instance is a subtype of the given type.
   bool IsInstanceOf(const AbstractType& type,
                     const TypeArguments& type_instantiator,
                     Error* bound_error) const;
 
   bool IsValidNativeIndex(int index) const {
@@ skipping 3374 matching lines @@
 
 inline void TypeArguments::SetHash(intptr_t value) const {
   // This is only safe because we create a new Smi, which does not cause
   // heap allocation.
   StoreSmi(&raw_ptr()->hash_, Smi::New(value));
 }
 
 }  // namespace dart
 
 #endif  // RUNTIME_VM_OBJECT_H_