Eliminate redundant descriptor ElementTransitionAndStoreDescriptor.

src/interface-descriptors.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/v8.h"
 
 #include "src/interface-descriptors.h"
 
 namespace v8 {
 namespace internal {
@@ skipping 130 matching lines @@
 
 
 void StoreGlobalViaContextDescriptor::InitializePlatformSpecific(
     CallInterfaceDescriptorData* data) {
   Register registers[] = {DepthRegister(), SlotRegister(), NameRegister(),
                           ValueRegister()};
   data->InitializePlatformSpecific(arraysize(registers), registers);
 }
 
 
-void ElementTransitionAndStoreDescriptor::InitializePlatformSpecific(
-    CallInterfaceDescriptorData* data) {
-  Register registers[] = {ValueRegister(), MapRegister(), NameRegister(),
-                          ReceiverRegister()};
-  data->InitializePlatformSpecific(arraysize(registers), registers);
-}
-
-
 void InstanceofDescriptor::InitializePlatformSpecific(
     CallInterfaceDescriptorData* data) {
   Register registers[] = {left(), right()};
   data->InitializePlatformSpecific(arraysize(registers), registers);
 }
 
 
 void MathPowTaggedDescriptor::InitializePlatformSpecific(
     CallInterfaceDescriptorData* data) {
   Register registers[] = {exponent()};
@@ skipping 250 matching lines @@
       AnyTagged(), Type::Undefined(), 5, isolate->interface_descriptor_zone());
   function->InitParameter(0, Type::Receiver());
   function->InitParameter(1, SmiType());
   function->InitParameter(2, AnyTagged());
   function->InitParameter(3, AnyTagged());
   function->InitParameter(4, AnyTagged());
   return function;
 }
 }  // namespace internal
 }  // namespace v8