Add MEGAMORPHIC state support for KeyedLoadIC

src/builtins.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"
 
 #include "src/api.h"
 #include "src/arguments.h"
 #include "src/base/once.h"
 #include "src/bootstrapper.h"
@@ skipping 1255 matching lines @@
 static void Generate_KeyedLoadIC_Slow(MacroAssembler* masm) {
   KeyedLoadIC::GenerateRuntimeGetProperty(masm);
 }
 
 
 static void Generate_KeyedLoadIC_Miss(MacroAssembler* masm) {
   KeyedLoadIC::GenerateMiss(masm);
 }
 
 
-static void Generate_KeyedLoadIC_Generic(MacroAssembler* masm) {
-  KeyedLoadIC::GenerateGeneric(masm);
+static void Generate_KeyedLoadIC_Megamorphic(MacroAssembler* masm) {
+  KeyedLoadIC::GenerateMegamorphic(masm);
 }
 
 
 static void Generate_KeyedLoadIC_PreMonomorphic(MacroAssembler* masm) {
   KeyedLoadIC::GeneratePreMonomorphic(masm);
 }
 
 
 static void Generate_StoreIC_Miss(MacroAssembler* masm) {
   StoreIC::GenerateMiss(masm);
@@ skipping 351 matching lines @@
 }
 BUILTIN_LIST_C(DEFINE_BUILTIN_ACCESSOR_C)
 BUILTIN_LIST_A(DEFINE_BUILTIN_ACCESSOR_A)
 BUILTIN_LIST_H(DEFINE_BUILTIN_ACCESSOR_H)
 BUILTIN_LIST_DEBUG_A(DEFINE_BUILTIN_ACCESSOR_A)
 #undef DEFINE_BUILTIN_ACCESSOR_C
 #undef DEFINE_BUILTIN_ACCESSOR_A
 
 
 } }  // namespace v8::internal