Set local function type as uninstantiated when applicable (fix issue 12127).

runtime/vm/object.cc

 // 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.
 
 #include "vm/object.h"
 
 #include "include/dart_api.h"
 #include "platform/assert.h"
 #include "vm/assembler.h"
 #include "vm/cpu.h"
@@ skipping 10486 matching lines @@
 void Type::SetIsFinalized() const {
   ASSERT(!IsFinalized());
   if (IsInstantiated()) {
     set_type_state(RawType::kFinalizedInstantiated);
   } else {
     set_type_state(RawType::kFinalizedUninstantiated);
   }
 }
 
 
+void Type::ResetIsFinalized() const {
+  ASSERT(IsFinalized());
+  set_type_state(RawType::kBeingFinalized);
+  SetIsFinalized();
+}
+
+
 void Type::set_is_being_finalized() const {
   ASSERT(!IsFinalized() && !IsBeingFinalized());
   set_type_state(RawType::kBeingFinalized);
 }
 
 
 bool Type::IsMalformed() const {
   return raw_ptr()->malformed_error_ != Error::null();
 }
 
@@ skipping 3884 matching lines @@
 }
 
 
 void MirrorReference::PrintToJSONStream(JSONStream* stream, bool ref) const {
   stream->OpenObject();
   stream->CloseObject();
 }
 
 
 }  // namespace dart