Use weak cells to embed maps in store handler.

src/arm64/macro-assembler-arm64.h

 // Copyright 2013 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_ARM64_MACRO_ASSEMBLER_ARM64_H_
 #define V8_ARM64_MACRO_ASSEMBLER_ARM64_H_
 
 #include <vector>
 
 #include "src/bailout-reason.h"
@@ skipping 1764 matching lines @@
   void CheckPageFlagSet(const Register& object,
                         const Register& scratch,
                         int mask,
                         Label* if_any_set);
 
   void CheckPageFlagClear(const Register& object,
                           const Register& scratch,
                           int mask,
                           Label* if_all_clear);
 
-  void CheckMapDeprecated(Handle<Map> map,
-                          Register scratch,
-                          Label* if_deprecated);
-
   // Check if object is in new space and jump accordingly.
   // Register 'object' is preserved.
   void JumpIfNotInNewSpace(Register object,
                            Label* branch) {
     InNewSpace(object, ne, branch);
   }
 
   void JumpIfInNewSpace(Register object,
                         Label* branch) {
     InNewSpace(object, eq, branch);
@@ skipping 538 matching lines @@
 #error "Unsupported option"
 #define CODE_COVERAGE_STRINGIFY(x) #x
 #define CODE_COVERAGE_TOSTRING(x) CODE_COVERAGE_STRINGIFY(x)
 #define __FILE_LINE__ __FILE__ ":" CODE_COVERAGE_TOSTRING(__LINE__)
 #define ACCESS_MASM(masm) masm->stop(__FILE_LINE__); masm->
 #else
 #define ACCESS_MASM(masm) masm->
 #endif
 
 #endif  // V8_ARM64_MACRO_ASSEMBLER_ARM64_H_