Remove Factory::CopyMap(map) in favor of Map::Copy(map)

src/factory.h

 // 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.
 
 #ifndef V8_FACTORY_H_
 #define V8_FACTORY_H_
 
 #include "isolate.h"
 
 namespace v8 {
@@ skipping 243 matching lines @@
       int instance_size,
       ElementsKind elements_kind = TERMINAL_FAST_ELEMENTS_KIND);
 
   Handle<JSObject> NewFunctionPrototype(Handle<JSFunction> function);
 
   Handle<Map> CopyWithPreallocatedFieldDescriptors(Handle<Map> map);
 
   // Copy the map adding more inobject properties if possible without
   // overflowing the instance size.
   Handle<Map> CopyMap(Handle<Map> map, int extra_inobject_props);
-  Handle<Map> CopyMap(Handle<Map> map);
 
   Handle<FixedArray> CopyFixedArray(Handle<FixedArray> array);
 
   // This method expects a COW array in new space, and creates a copy
   // of it in old space.
   Handle<FixedArray> CopyAndTenureFixedCOWArray(Handle<FixedArray> array);
 
   Handle<FixedArray> CopySizeFixedArray(Handle<FixedArray> array,
                                         int new_length,
                                         PretenureFlag pretenure = NOT_TENURED);
@@ skipping 321 matching lines @@
 
   // Update the map cache in the native context with (keys, map)
   Handle<MapCache> AddToMapCache(Handle<Context> context,
                                  Handle<FixedArray> keys,
                                  Handle<Map> map);
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_FACTORY_H_