[--runtime-call-stats] Fix ACCESSOR handler computation

src/ic/mips64/ic-mips64.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.
 
 #if V8_TARGET_ARCH_MIPS64
 
 #include "src/codegen.h"
 #include "src/ic/ic.h"
 #include "src/ic/ic-compiler.h"
 #include "src/ic/stub-cache.h"
@@ skipping 713 matching lines @@
           VectorStoreICDescriptor::VectorRegister());
 }
 
 
 void KeyedStoreIC::GenerateMiss(MacroAssembler* masm) {
   StoreIC_PushArgs(masm);
 
   __ TailCallRuntime(Runtime::kKeyedStoreIC_Miss);
 }
 
-
-void StoreIC::GenerateMegamorphic(MacroAssembler* masm) {
-  Register receiver = StoreDescriptor::ReceiverRegister();
-  Register name = StoreDescriptor::NameRegister();
-  DCHECK(receiver.is(a1));
-  DCHECK(name.is(a2));
-  DCHECK(StoreDescriptor::ValueRegister().is(a0));
-
-  // Get the receiver from the stack and probe the stub cache.
-  Code::Flags flags =
-      Code::RemoveHolderFromFlags(Code::ComputeHandlerFlags(Code::STORE_IC));
-  masm->isolate()->stub_cache()->GenerateProbe(masm, Code::STORE_IC, flags,
-                                               receiver, name, a5, a6, a7, t0);
-
-  // Cache miss: Jump to runtime.
-  GenerateMiss(masm);
-}
-
-
 void StoreIC::GenerateMiss(MacroAssembler* masm) {
   StoreIC_PushArgs(masm);
 
   // Perform tail call to the entry.
   __ TailCallRuntime(Runtime::kStoreIC_Miss);
 }
 
 
 void StoreIC::GenerateNormal(MacroAssembler* masm) {
   Label miss;
@@ skipping 141 matching lines @@
       break;
     default:
       UNIMPLEMENTED();
   }
   patcher.ChangeBranchCondition(branch_instr, opcode);
 }
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_MIPS64