[crankshaft] Remove HStoreNamedGeneric and use HCallWithDescriptor instead to call StoreIC.

src/crankshaft/x64/lithium-codegen-x64.cc

Index: src/crankshaft/x64/lithium-codegen-x64.cc
diff --git a/src/crankshaft/x64/lithium-codegen-x64.cc b/src/crankshaft/x64/lithium-codegen-x64.cc
index 610038eff80db6ee3307f2a8cabd48f551b8e44a..bb4627673f80aa626f9f8feab016bd1b3f8176ab 100644
--- a/src/crankshaft/x64/lithium-codegen-x64.cc
+++ b/src/crankshaft/x64/lithium-codegen-x64.cc
@@ -3897,21 +3897,6 @@ void LCodeGen::DoStoreNamedField(LStoreNamedField* instr) {
 }
 
 
-void LCodeGen::DoStoreNamedGeneric(LStoreNamedGeneric* instr) {
-  DCHECK(ToRegister(instr->context()).is(rsi));
-  DCHECK(ToRegister(instr->object()).is(StoreDescriptor::ReceiverRegister()));
-  DCHECK(ToRegister(instr->value()).is(StoreDescriptor::ValueRegister()));
-
-  EmitVectorStoreICRegisters<LStoreNamedGeneric>(instr);
-
-  __ Move(StoreDescriptor::NameRegister(), instr->hydrogen()->name());
-  Handle<Code> ic =
-      CodeFactory::StoreICInOptimizedCode(isolate(), instr->language_mode())
-          .code();
-  CallCode(ic, RelocInfo::CODE_TARGET, instr);
-}
-
-
 void LCodeGen::DoBoundsCheck(LBoundsCheck* instr) {
   Representation representation = instr->hydrogen()->length()->representation();
   DCHECK(representation.Equals(instr->hydrogen()->index()->representation()));