X87: Unify InstanceofStub interface descriptors

src/x87/code-stubs-x87.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"
 
 #if V8_TARGET_ARCH_X87
 
 #include "src/bootstrapper.h"
 #include "src/code-stubs.h"
@@ skipping 66 matching lines @@
 }
 
 
 void CreateAllocationSiteStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   Register registers[] = { esi, ebx, edx };
   descriptor->Initialize(MajorKey(), ARRAY_SIZE(registers), registers);
 }
 
 
-void InstanceofStub::InitializeInterfaceDescriptor(
-    Isolate* isolate, CodeStubInterfaceDescriptor* descriptor) {
-  Register registers[] = {esi, left(), right()};
-  descriptor->Initialize(MajorKey(), ARRAY_SIZE(registers), registers);
-}
-
-
 void CallFunctionStub::InitializeInterfaceDescriptor(
-    Isolate* isolate, CodeStubInterfaceDescriptor* descriptor) {
+    CodeStubInterfaceDescriptor* descriptor) {
   Register registers[] = {esi, edi};
   descriptor->Initialize(MajorKey(), ARRAY_SIZE(registers), registers);
 }
 
 
 void CallConstructStub::InitializeInterfaceDescriptor(
-    Isolate* isolate, CodeStubInterfaceDescriptor* descriptor) {
+    CodeStubInterfaceDescriptor* descriptor) {
   // eax : number of arguments
   // ebx : feedback vector
   // edx : (only if ebx is not the megamorphic symbol) slot in feedback
   //       vector (Smi)
   // edi : constructor function
   // TODO(turbofan): So far we don't gather type feedback and hence skip the
   // slot parameter, but ArrayConstructStub needs the vector to be undefined.
   Register registers[] = {esi, eax, edi, ebx};
   descriptor->Initialize(MajorKey(), ARRAY_SIZE(registers), registers);
 }
@@ skipping 4539 matching lines @@
                               Operand(ebp, 7 * kPointerSize),
                               NULL);
 }
 
 
 #undef __
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_X87