[ic][stubs] Move more IC-related methods from CSA to AccessorAssembler.

src/ic/accessor-assembler-impl.h

 // Copyright 2016 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_SRC_IC_ACCESSOR_ASSEMBLER_IMPL_H_
 #define V8_SRC_IC_ACCESSOR_ASSEMBLER_IMPL_H_
 
 #include "src/code-stub-assembler.h"
 
 namespace v8 {
@@ skipping 142 matching lines @@
   void HandleStoreICSmiHandlerCase(Node* handler_word, Node* holder,
                                    Node* value, Node* transition, Label* miss);
   // If |transition| is nullptr then the normal field store is generated or
   // transitioning store otherwise.
   void HandleStoreFieldAndReturn(Node* handler_word, Node* holder,
                                  Representation representation, Node* value,
                                  Node* transition, Label* miss);
 
   // Low-level helpers.
 
+  Node* PrepareValueForWrite(Node* value, Representation representation,
+                             Label* bailout);
+
+  // Extends properties backing store by JSObject::kFieldsAdded elements.
+  void ExtendPropertiesBackingStore(Node* object);
+
+  void StoreNamedField(Node* object, Node* offset, bool is_inobject,
+                       Representation representation, Node* value,
+                       bool transition_to_field);
+
   void EmitFastElementsBoundsCheck(Node* object, Node* elements,
                                    Node* intptr_index,
                                    Node* is_jsarray_condition, Label* miss);
   void EmitElementLoad(Node* object, Node* elements, Node* elements_kind,
                        Node* key, Node* is_jsarray_condition, Label* if_hole,
                        Label* rebox_double, Variable* var_double_value,
                        Label* unimplemented_elements_kind, Label* out_of_bounds,
                        Label* miss);
   void CheckPrototype(Node* prototype_cell, Node* name, Label* miss);
   void NameDictionaryNegativeLookup(Node* object, Node* name, Label* miss);
@@ skipping 10 matching lines @@
   void TryProbeStubCacheTable(StubCache* stub_cache, StubCacheTable table_id,
                               Node* entry_offset, Node* name, Node* map,
                               Label* if_handler, Variable* var_handler,
                               Label* if_miss);
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_SRC_IC_ACCESSOR_ASSEMBLER_IMPL_H_