Remove JSBuiltinsObject.

src/factory.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/factory.h"
 
 #include "src/allocation-site-scopes.h"
 #include "src/base/bits.h"
 #include "src/bootstrapper.h"
 #include "src/conversions.h"
@@ skipping 1491 matching lines @@
   DCHECK(map->NextFreePropertyIndex() == 0);
 
   // Make sure we don't have a ton of pre-allocated slots in the
   // global objects. They will be unused once we normalize the object.
   DCHECK(map->unused_property_fields() == 0);
   DCHECK(map->GetInObjectProperties() == 0);
 
   // Initial size of the backing store to avoid resize of the storage during
   // bootstrapping. The size differs between the JS global object ad the
   // builtins object.
-  int initial_size = map->instance_type() == JS_GLOBAL_OBJECT_TYPE ? 64 : 512;
+  int initial_size = 64;
 
   // Allocate a dictionary object for backing storage.
   int at_least_space_for = map->NumberOfOwnDescriptors() * 2 + initial_size;
   Handle<GlobalDictionary> dictionary =
       GlobalDictionary::New(isolate(), at_least_space_for);
 
   // The global object might be created from an object template with accessors.
   // Fill these accessors into the dictionary.
   Handle<DescriptorArray> descs(map->instance_descriptors());
   for (int i = 0; i < map->NumberOfOwnDescriptors(); i++) {
@@ skipping 861 matching lines @@
 }
 
 
 Handle<Object> Factory::ToBoolean(bool value) {
   return value ? true_value() : false_value();
 }
 
 
 }  // namespace internal
 }  // namespace v8