Remove the strict-mode flag from store handlers. It's only relevant to the IC stub.

src/builtins.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 1367 matching lines @@
 static void Generate_KeyedLoadIC_NonStrictArguments(MacroAssembler* masm) {
   KeyedLoadIC::GenerateNonStrictArguments(masm);
 }
 
 
 static void Generate_StoreIC_Slow(MacroAssembler* masm) {
   StoreIC::GenerateSlow(masm);
 }
 
 
-static void Generate_StoreIC_Slow_Strict(MacroAssembler* masm) {
-  StoreIC::GenerateSlow(masm);
-}
-
-
 static void Generate_StoreIC_Initialize(MacroAssembler* masm) {
   StoreIC::GenerateInitialize(masm);
 }
 
 
 static void Generate_StoreIC_Initialize_Strict(MacroAssembler* masm) {
   StoreIC::GenerateInitialize(masm);
 }
 
 
@@ skipping 10 matching lines @@
 static void Generate_StoreIC_Miss(MacroAssembler* masm) {
   StoreIC::GenerateMiss(masm);
 }
 
 
 static void Generate_StoreIC_Normal(MacroAssembler* masm) {
   StoreIC::GenerateNormal(masm);
 }
 
 
-static void Generate_StoreIC_Normal_Strict(MacroAssembler* masm) {
-  StoreIC::GenerateNormal(masm);
-}
-
-
 static void Generate_StoreIC_Megamorphic(MacroAssembler* masm) {
   StoreIC::GenerateMegamorphic(masm, kNonStrictMode);
 }
 
 
 static void Generate_StoreIC_Megamorphic_Strict(MacroAssembler* masm) {
   StoreIC::GenerateMegamorphic(masm, kStrictMode);
 }
 
 
@@ skipping 35 matching lines @@
 static void Generate_KeyedStoreIC_Miss(MacroAssembler* masm) {
   KeyedStoreIC::GenerateMiss(masm);
 }
 
 
 static void Generate_KeyedStoreIC_Slow(MacroAssembler* masm) {
   KeyedStoreIC::GenerateSlow(masm);
 }
 
 
-static void Generate_KeyedStoreIC_Slow_Strict(MacroAssembler* masm) {
-  KeyedStoreIC::GenerateSlow(masm);
-}
-
-
 static void Generate_KeyedStoreIC_Initialize(MacroAssembler* masm) {
   KeyedStoreIC::GenerateInitialize(masm);
 }
 
 
 static void Generate_KeyedStoreIC_Initialize_Strict(MacroAssembler* masm) {
   KeyedStoreIC::GenerateInitialize(masm);
 }
 
 
@@ skipping 162 matching lines @@
     functions->generator = FUNCTION_ADDR(Generate_##aname);                 \
     functions->c_code = NULL;                                               \
     functions->s_name = #aname;                                             \
     functions->name = k##aname;                                             \
     functions->flags = Code::ComputeFlags(Code::kind,                       \
                                           state,                            \
                                           extra);                           \
     functions->extra_args = NO_EXTRA_ARGUMENTS;                             \
     ++functions;
 
-#define DEF_FUNCTION_PTR_H(aname, kind, extra)                              \
+#define DEF_FUNCTION_PTR_H(aname, kind)                                     \
     functions->generator = FUNCTION_ADDR(Generate_##aname);                 \
     functions->c_code = NULL;                                               \
     functions->s_name = #aname;                                             \
     functions->name = k##aname;                                             \
     functions->flags = Code::ComputeFlags(                                  \
-        Code::HANDLER, MONOMORPHIC, extra, Code::NORMAL, Code::kind);       \
+        Code::HANDLER, MONOMORPHIC, Code::kNoExtraICState,                  \
+        Code::NORMAL, Code::kind);                                          \
     functions->extra_args = NO_EXTRA_ARGUMENTS;                             \
     ++functions;
 
   BUILTIN_LIST_C(DEF_FUNCTION_PTR_C)
   BUILTIN_LIST_A(DEF_FUNCTION_PTR_A)
   BUILTIN_LIST_H(DEF_FUNCTION_PTR_H)
   BUILTIN_LIST_DEBUG_A(DEF_FUNCTION_PTR_A)
 
 #undef DEF_FUNCTION_PTR_C
 #undef DEF_FUNCTION_PTR_A
@@ skipping 111 matching lines @@
   Code** code_address =                                       \
       reinterpret_cast<Code**>(builtin_address(k##name));     \
   return Handle<Code>(code_address);                          \
 }
 #define DEFINE_BUILTIN_ACCESSOR_A(name, kind, state, extra) \
 Handle<Code> Builtins::name() {                             \
   Code** code_address =                                     \
       reinterpret_cast<Code**>(builtin_address(k##name));   \
   return Handle<Code>(code_address);                        \
 }
-#define DEFINE_BUILTIN_ACCESSOR_H(name, kind, extra)        \
+#define DEFINE_BUILTIN_ACCESSOR_H(name, kind)               \
 Handle<Code> Builtins::name() {                             \
   Code** code_address =                                     \
       reinterpret_cast<Code**>(builtin_address(k##name));   \
   return Handle<Code>(code_address);                        \
 }
 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