[rename] Rename internal field to embedder field.

src/ffi/ffi-compiler.cc

 // Copyright 2017 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/ffi/ffi-compiler.h"
 #include "src/api.h"
 #include "src/code-factory.h"
 #include "src/objects-inl.h"
 
 namespace v8 {
 namespace internal {
 
 void InstallFFIMap(Isolate* isolate) {
   Handle<Context> context(isolate->context());
   DCHECK(!context->get(Context::NATIVE_FUNCTION_MAP_INDEX)->IsMap());
   Handle<Map> prev_map = Handle<Map>(context->sloppy_function_map(), isolate);
 
   InstanceType instance_type = prev_map->instance_type();
-  int internal_fields = JSObject::GetInternalFieldCount(*prev_map);
-  CHECK_EQ(0, internal_fields);
+  int embedder_fields = JSObject::GetEmbedderFieldCount(*prev_map);
+  CHECK_EQ(0, embedder_fields);
   int pre_allocated =
       prev_map->GetInObjectProperties() - prev_map->unused_property_fields();
   int instance_size;
   int in_object_properties;
   JSFunction::CalculateInstanceSizeHelper(
-      instance_type, internal_fields, 0, &instance_size, &in_object_properties);
+      instance_type, embedder_fields, 0, &instance_size, &in_object_properties);
   int unused_property_fields = in_object_properties - pre_allocated;
   Handle<Map> map = Map::CopyInitialMap(
       prev_map, instance_size, in_object_properties, unused_property_fields);
   context->set_native_function_map(*map);
 }
 
 namespace ffi {
 
 class FFIAssembler : public CodeStubAssembler {
  public:
@@ skipping 82 matching lines @@
   shared->set_internal_formal_parameter_count(params);
   Handle<JSFunction> function = isolate->factory()->NewFunction(
       isolate->native_function_map(), name, code);
   function->set_shared(*shared);
   return function;
 }
 
 }  // namespace ffi
 }  // namespace internal
 }  // namespace v8