[builtins] Turn StoreIC_Miss and StoreIC_Slow builtins to TurboFan code stubs.

src/ic/x87/handler-compiler-x87.cc

Index: src/ic/x87/handler-compiler-x87.cc
diff --git a/src/ic/x87/handler-compiler-x87.cc b/src/ic/x87/handler-compiler-x87.cc
index 46e6ab108deec4473f435e92e33ab1db50f6c822..ebdb8ece5537a1a39e18f8b7e0eb0aa4213a935a 100644
--- a/src/ic/x87/handler-compiler-x87.cc
+++ b/src/ic/x87/handler-compiler-x87.cc
@@ -333,15 +333,6 @@ static void StoreIC_PushArgs(MacroAssembler* masm) {
 }
 
 
-void NamedStoreHandlerCompiler::GenerateSlow(MacroAssembler* masm) {
-  // Return address is on the stack.
-  StoreIC_PushArgs(masm);
-
-  // Do tail-call to runtime routine.
-  __ TailCallRuntime(Runtime::kStoreIC_Slow);
-}
-
-
 void ElementHandlerCompiler::GenerateStoreSlow(MacroAssembler* masm) {
   // Return address is on the stack.
   StoreIC_PushArgs(masm);