Eliminate Turbofan shims with CodeFactory

src/x64/builtins-x64.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_X64
 
+#include "src/code-factory.h"
 #include "src/codegen.h"
 #include "src/deoptimizer.h"
 #include "src/full-codegen.h"
 
 namespace v8 {
 namespace internal {
 
 
 #define __ ACCESS_MASM(masm)
 
@@ skipping 1050 matching lines @@
     Register key = LoadDescriptor::NameRegister();
     __ movp(key, Operand(rbp, kIndexOffset));
     __ jmp(&entry);
     __ bind(&loop);
     __ movp(receiver, Operand(rbp, kArgumentsOffset));  // load arguments
 
     // Use inline caching to speed up access to arguments.
     if (FLAG_vector_ics) {
       __ Move(VectorLoadICDescriptor::SlotRegister(), Smi::FromInt(0));
     }
-    Handle<Code> ic =
-        masm->isolate()->builtins()->KeyedLoadIC_Initialize();
+    Handle<Code> ic = CodeFactory::KeyedLoadIC(masm->isolate()).code();
     __ Call(ic, RelocInfo::CODE_TARGET);
     // It is important that we do not have a test instruction after the
     // call.  A test instruction after the call is used to indicate that
     // we have generated an inline version of the keyed load.  In this
     // case, we know that we are not generating a test instruction next.
 
     // Push the nth argument.
     __ Push(rax);
 
     // Update the index on the stack and in register key.
@@ skipping 426 matching lines @@
   __ bind(&ok);
   __ ret(0);
 }
 
 
 #undef __
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_X64