[stubs] ApiCallbackDescriptor cleanup - make it independent on the number of JS parameters.

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/interface-descriptors.h"
 
 namespace v8 {
 namespace internal {
 
 
@@ skipping 428 matching lines @@
 void ArgumentAdaptorDescriptor::InitializePlatformIndependent(
     CallInterfaceDescriptorData* data) {
   // kFunction, kNewTarget, kActualArgumentsCount, kExpectedArgumentsCount
   MachineType machine_types[] = {MachineType::TaggedPointer(),
                                  MachineType::AnyTagged(), MachineType::Int32(),
                                  MachineType::Int32()};
   data->InitializePlatformIndependent(arraysize(machine_types), 0,
                                       machine_types);
 }
 
-CallInterfaceDescriptor ApiCallbackDescriptorBase::ForArgs(Isolate* isolate,
-                                                           int argc) {
-  switch (argc) {
-    case 0:
-      return ApiCallbackWith0ArgsDescriptor(isolate);
-    case 1:
-      return ApiCallbackWith1ArgsDescriptor(isolate);
-    case 2:
-      return ApiCallbackWith2ArgsDescriptor(isolate);
-    case 3:
-      return ApiCallbackWith3ArgsDescriptor(isolate);
-    case 4:
-      return ApiCallbackWith4ArgsDescriptor(isolate);
-    case 5:
-      return ApiCallbackWith5ArgsDescriptor(isolate);
-    case 6:
-      return ApiCallbackWith6ArgsDescriptor(isolate);
-    case 7:
-      return ApiCallbackWith7ArgsDescriptor(isolate);
-    default:
-      UNREACHABLE();
-      return VoidDescriptor(isolate);
-  }
-}
-
-void ApiCallbackDescriptorBase::InitializePlatformIndependent(
+void ApiCallbackDescriptor::InitializePlatformIndependent(
     CallInterfaceDescriptorData* data) {
   // kFunction, kCallData, kHolder, kApiFunctionAddress
   MachineType machine_types[] = {
       MachineType::AnyTagged(), MachineType::AnyTagged(),
       MachineType::AnyTagged(), MachineType::Pointer()};
-  data->InitializePlatformIndependent(arraysize(machine_types), extra_args(),
+  data->InitializePlatformIndependent(arraysize(machine_types), 0,
                                       machine_types);
 }
 
 void InterpreterDispatchDescriptor::InitializePlatformIndependent(
     CallInterfaceDescriptorData* data) {
   // kAccumulator, kBytecodeOffset, kBytecodeArray, kDispatchTable
   MachineType machine_types[] = {MachineType::AnyTagged(), MachineType::Int32(),
                                  MachineType::AnyTagged(),
                                  MachineType::AnyTagged()};
   data->InitializePlatformIndependent(arraysize(machine_types), 0,
                                       machine_types);
 }
 
 }  // namespace internal
 }  // namespace v8