- Get rid of RawClosure class and use RawInstance for closures.

vm/snapshot.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/snapshot.h"
 
 #include "platform/assert.h"
 #include "vm/bigint_operations.h"
 #include "vm/bootstrap.h"
 #include "vm/exceptions.h"
@@ skipping 416 matching lines @@
   ASSERT(kind_ == Snapshot::kFull);
   ASSERT(isolate()->no_gc_scope_depth() != 0);
   cls_ = Object::context_class();
   RawContext* obj = reinterpret_cast<RawContext*>(
       AllocateUninitialized(cls_, Context::InstanceSize(num_variables)));
   obj->ptr()->num_variables_ = num_variables;
   return obj;
 }
 
 
-RawClass* SnapshotReader::NewClass(intptr_t class_id, bool is_signature_class) {
+RawClass* SnapshotReader::NewClass(intptr_t class_id) {
   ASSERT(kind_ == Snapshot::kFull);
   ASSERT(isolate()->no_gc_scope_depth() != 0);
   if (class_id < kNumPredefinedCids) {
     ASSERT((class_id >= kInstanceCid) && (class_id <= kDartFunctionCid));
     return isolate()->class_table()->At(class_id);
   }
   cls_ = Object::class_class();
   RawClass* obj = reinterpret_cast<RawClass*>(
       AllocateUninitialized(cls_, Class::InstanceSize()));
-  if (is_signature_class) {
-    Closure fake;
-    obj->ptr()->handle_vtable_ = fake.vtable();
-  } else {
-    Instance fake;
-    obj->ptr()->handle_vtable_ = fake.vtable();
-  }
+  Instance fake;
+  obj->ptr()->handle_vtable_ = fake.vtable();
   cls_ = obj;
   cls_.set_id(kIllegalCid);
   isolate()->class_table()->Register(cls_);
   return cls_.raw();
 }
 
 
 RawMint* SnapshotReader::NewMint(int64_t value) {
   ASSERT(kind_ == Snapshot::kFull);
   ASSERT(isolate()->no_gc_scope_depth() != 0);
@@ skipping 718 matching lines @@
 
 
 void MessageWriter::WriteMessage(const Object& obj) {
   ASSERT(kind() == Snapshot::kMessage);
   WriteObject(obj.raw());
   UnmarkAll();
 }
 
 
 }  // namespace dart