[rename] Rename internal field to embedder field.

src/objects.cc

Index: src/objects.cc
diff --git a/src/objects.cc b/src/objects.cc
index 8a7443caec2f844a28872b3d878a1f79af225d9a..fc677f08638d35714b9c63f0dfde4a53924bb1f4 100644
--- a/src/objects.cc
+++ b/src/objects.cc
@@ -11904,8 +11904,8 @@ bool Map::EquivalentToForNormalization(Map* other,
       mode == CLEAR_INOBJECT_PROPERTIES ? 0 : other->GetInObjectProperties();
   return CheckEquivalent(this, other) && bit_field2() == other->bit_field2() &&
          GetInObjectProperties() == properties &&
-         JSObject::GetInternalFieldCount(this) ==
-             JSObject::GetInternalFieldCount(other);
+         JSObject::GetEmbedderFieldCount(this) ==
+             JSObject::GetEmbedderFieldCount(other);
 }
 
 
@@ -12778,14 +12778,14 @@ MaybeHandle<Map> JSFunction::GetDerivedMap(Isolate* isolate,
       Handle<Object> prototype(function->instance_prototype(), isolate);
       InstanceType instance_type = constructor_initial_map->instance_type();
       DCHECK(CanSubclassHaveInobjectProperties(instance_type));
-      int internal_fields =
-          JSObject::GetInternalFieldCount(*constructor_initial_map);
+      int embedder_fields =
+          JSObject::GetEmbedderFieldCount(*constructor_initial_map);
       int pre_allocated = constructor_initial_map->GetInObjectProperties() -
                           constructor_initial_map->unused_property_fields();
       int instance_size;
       int in_object_properties;
       function->CalculateInstanceSizeForDerivedClass(
-          instance_type, internal_fields, &instance_size,
+          instance_type, embedder_fields, &instance_size,
           &in_object_properties);
 
       int unused_property_fields = in_object_properties - pre_allocated;
@@ -13442,35 +13442,33 @@ int SharedFunctionInfo::SourceSize() {
 }
 
 void JSFunction::CalculateInstanceSizeHelper(InstanceType instance_type,
-                                             int requested_internal_fields,
+                                             int requested_embedder_fields,
                                              int requested_in_object_properties,
                                              int* instance_size,
                                              int* in_object_properties) {
   int header_size = JSObject::GetHeaderSize(instance_type);
-  DCHECK_LE(requested_internal_fields,
+  DCHECK_LE(requested_embedder_fields,
             (JSObject::kMaxInstanceSize - header_size) >> kPointerSizeLog2);
   *instance_size =
       Min(header_size +
-              ((requested_internal_fields + requested_in_object_properties)
+              ((requested_embedder_fields + requested_in_object_properties)
                << kPointerSizeLog2),
           JSObject::kMaxInstanceSize);
   *in_object_properties = ((*instance_size - header_size) >> kPointerSizeLog2) -
-                          requested_internal_fields;
+                          requested_embedder_fields;
 }
 
-
 void JSFunction::CalculateInstanceSize(InstanceType instance_type,
-                                       int requested_internal_fields,
+                                       int requested_embedder_fields,
                                        int* instance_size,
                                        int* in_object_properties) {
-  CalculateInstanceSizeHelper(instance_type, requested_internal_fields,
+  CalculateInstanceSizeHelper(instance_type, requested_embedder_fields,
                               shared()->expected_nof_properties(),
                               instance_size, in_object_properties);
 }
 
-
 void JSFunction::CalculateInstanceSizeForDerivedClass(
-    InstanceType instance_type, int requested_internal_fields,
+    InstanceType instance_type, int requested_embedder_fields,
     int* instance_size, int* in_object_properties) {
   Isolate* isolate = GetIsolate();
   int expected_nof_properties = 0;
@@ -13485,7 +13483,7 @@ void JSFunction::CalculateInstanceSizeForDerivedClass(
       break;
     }
   }
-  CalculateInstanceSizeHelper(instance_type, requested_internal_fields,
+  CalculateInstanceSizeHelper(instance_type, requested_embedder_fields,
                               expected_nof_properties, instance_size,
                               in_object_properties);
 }
@@ -19286,10 +19284,10 @@ void JSArrayBuffer::Neuter() {
 void JSArrayBuffer::Setup(Handle<JSArrayBuffer> array_buffer, Isolate* isolate,
                           bool is_external, void* data, size_t allocated_length,
                           SharedFlag shared) {
-  DCHECK(array_buffer->GetInternalFieldCount() ==
-         v8::ArrayBuffer::kInternalFieldCount);
-  for (int i = 0; i < v8::ArrayBuffer::kInternalFieldCount; i++) {
-    array_buffer->SetInternalField(i, Smi::kZero);
+  DCHECK(array_buffer->GetEmbedderFieldCount() ==
+         v8::ArrayBuffer::kEmbedderFieldCount);
+  for (int i = 0; i < v8::ArrayBuffer::kEmbedderFieldCount; i++) {
+    array_buffer->SetEmbedderField(i, Smi::kZero);
   }
   array_buffer->set_bit_field(0);
   array_buffer->set_is_external(is_external);