Revert of [runtime] Turn ArgumentAccessStub into FastNewSloppyArgumentsStub.

src/x64/interface-descriptors-x64.cc

 // Copyright 2012 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.
 
 #if V8_TARGET_ARCH_X64
 
 #include "src/interface-descriptors.h"
 
 namespace v8 {
 namespace internal {
@@ skipping 36 matching lines @@
 
 
 const Register InstanceOfDescriptor::LeftRegister() { return rdx; }
 const Register InstanceOfDescriptor::RightRegister() { return rax; }
 
 
 const Register StringCompareDescriptor::LeftRegister() { return rdx; }
 const Register StringCompareDescriptor::RightRegister() { return rax; }
 
 
+const Register ArgumentsAccessNewDescriptor::function() { return rdi; }
+const Register ArgumentsAccessNewDescriptor::parameter_count() { return rcx; }
+const Register ArgumentsAccessNewDescriptor::parameter_pointer() { return rdx; }
+
+
 const Register ApiGetterDescriptor::function_address() { return r8; }
 
 
 const Register MathPowTaggedDescriptor::exponent() { return rdx; }
 
 
 const Register MathPowIntegerDescriptor::exponent() {
   return MathPowTaggedDescriptor::exponent();
 }
 
@@ skipping 13 matching lines @@
     CallInterfaceDescriptorData* data) {
   Register registers[] = {rdi};
   data->InitializePlatformSpecific(arraysize(registers), registers);
 }
 
 
 void FastNewRestParameterDescriptor::InitializePlatformSpecific(
     CallInterfaceDescriptorData* data) {
   Register registers[] = {rdi};
   data->InitializePlatformSpecific(arraysize(registers), registers);
-}
-
-void FastNewSloppyArgumentsDescriptor::InitializePlatformSpecific(
-    CallInterfaceDescriptorData* data) {
-  Register registers[] = {rdi};
-  data->InitializePlatformSpecific(arraysize(registers), registers);
 }
 
 void FastNewStrictArgumentsDescriptor::InitializePlatformSpecific(
     CallInterfaceDescriptorData* data) {
   Register registers[] = {rdi};
   data->InitializePlatformSpecific(arraysize(registers), registers);
 }
 
 
 void TypeofDescriptor::InitializePlatformSpecific(
@@ skipping 339 matching lines @@
       r15,  // address of first argument (argv)
       rbx   // the runtime function to call
   };
   data->InitializePlatformSpecific(arraysize(registers), registers);
 }
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_X64