Revert of Rework CallApi*Stubs.

src/ic/s390/handler-compiler-s390.cc

 // Copyright 2015 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_S390
 
 #include "src/ic/handler-compiler.h"
 
 #include "src/field-type.h"
 #include "src/ic/call-optimization.h"
@@ skipping 213 matching lines @@
   DCHECK(!receiver.is(scratch_in));
   __ Push(receiver);
   // Write the arguments to stack frame.
   if (is_store) {
     DCHECK(!receiver.is(store_parameter));
     DCHECK(!scratch_in.is(store_parameter));
     __ Push(store_parameter);
   }
   DCHECK(optimization.is_simple_api_call());
 
-  // Abi for CallApiCallbackStub.
+  // Abi for CallApiFunctionStub.
   Register callee = r2;
   Register data = r6;
   Register holder = r4;
   Register api_function_address = r3;
 
   // Put callee in place.
   __ LoadAccessor(callee, accessor_holder, accessor_index,
                   is_store ? ACCESSOR_SETTER : ACCESSOR_GETTER);
 
   // Put holder in place.
@@ skipping 48 matching lines @@
   }
 
   // Put api_function_address in place.
   Address function_address = v8::ToCData<Address>(api_call_info->callback());
   ApiFunction fun(function_address);
   ExternalReference::Type type = ExternalReference::DIRECT_API_CALL;
   ExternalReference ref = ExternalReference(&fun, type, masm->isolate());
   __ mov(api_function_address, Operand(ref));
 
   // Jump to stub.
-  CallApiCallbackStub stub(isolate, is_store, call_data_undefined,
+  CallApiAccessorStub stub(isolate, is_store, call_data_undefined,
                            !optimization.is_constant_call());
   __ TailCallStub(&stub);
 }
 
 static void StoreIC_PushArgs(MacroAssembler* masm) {
   __ Push(StoreDescriptor::ReceiverRegister(), StoreDescriptor::NameRegister(),
           StoreDescriptor::ValueRegister(),
           VectorStoreICDescriptor::SlotRegister(),
           VectorStoreICDescriptor::VectorRegister());
 }
@@ skipping 435 matching lines @@
 
   // Return the generated code.
   return GetCode(kind(), Code::NORMAL, name);
 }
 
 #undef __
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_ARM