[stubs] Port FastNewObjectStub to TF

src/arm64/interface-descriptors-arm64.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.
 
 #include "src/arm64/interface-descriptors-arm64.h"
 
 #if V8_TARGET_ARCH_ARM64
 
 #include "src/interface-descriptors.h"
 
@@ skipping 51 matching lines @@
 const Register GrowArrayElementsDescriptor::KeyRegister() { return x3; }
 
 
 void FastNewClosureDescriptor::InitializePlatformSpecific(
     CallInterfaceDescriptorData* data) {
   // x2: function info
   Register registers[] = {x2};
   data->InitializePlatformSpecific(arraysize(registers), registers);
 }
 
-void FastNewObjectDescriptor::InitializePlatformSpecific(
-    CallInterfaceDescriptorData* data) {
-  Register registers[] = {x1, x3};
-  data->InitializePlatformSpecific(arraysize(registers), registers);
-}
-
 void FastNewRestParameterDescriptor::InitializePlatformSpecific(
     CallInterfaceDescriptorData* data) {
   // x1: function
   Register registers[] = {x1};
   data->InitializePlatformSpecific(arraysize(registers), registers);
 }
 
 
 void FastNewSloppyArgumentsDescriptor::InitializePlatformSpecific(
     CallInterfaceDescriptorData* data) {
@@ skipping 374 matching lines @@
       x1,  // the JSGeneratorObject to resume
       x2   // the resume mode (tagged)
   };
   data->InitializePlatformSpecific(arraysize(registers), registers);
 }
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_ARM64