[ic] Remove unnecessary access rights checks from the IC handlers.

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/arm64/assembler-arm64.h"
@@ skipping 1572 matching lines @@
 
   // ---------------------------------------------------------------------------
   // Inline caching support.
 
   void EmitSeqStringSetCharCheck(Register string,
                                  Register index,
                                  SeqStringSetCharCheckIndexType index_type,
                                  Register scratch,
                                  uint32_t encoding_mask);
 
-  // Generate code for checking access rights - used for security checks
-  // on access to global objects across environments. The holder register
-  // is left untouched, whereas both scratch registers are clobbered.
-  void CheckAccessGlobalProxy(Register holder_reg,
-                              Register scratch1,
-                              Register scratch2,
-                              Label* miss);
-
   // Hash the interger value in 'key' register.
   // It uses the same algorithm as ComputeIntegerHash in utils.h.
   void GetNumberHash(Register key, Register scratch);
 
   // ---------------------------------------------------------------------------
   // Frames.
 
   // Load the type feedback vector from a JavaScript frame.
   void EmitLoadTypeFeedbackVector(Register vector);
 
@@ skipping 668 matching lines @@
   class RegisterBits : public BitField<unsigned, 0, 5> {};
   class DeltaBits : public BitField<uint32_t, 5, 32-5> {};
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #define ACCESS_MASM(masm) masm->
 
 #endif  // V8_ARM64_MACRO_ASSEMBLER_ARM64_H_