[crankshaft] Remove HLoadNamedGeneric and use HCallWithDescriptor to call LoadIC.

src/crankshaft/s390/lithium-codegen-s390.cc

Index: src/crankshaft/s390/lithium-codegen-s390.cc
diff --git a/src/crankshaft/s390/lithium-codegen-s390.cc b/src/crankshaft/s390/lithium-codegen-s390.cc
index 2d31506a8fea1b3c1fd7a9007388a13788554c44..eb15c449d5d30ab2203af7fade69cf82f7ea949f 100644
--- a/src/crankshaft/s390/lithium-codegen-s390.cc
+++ b/src/crankshaft/s390/lithium-codegen-s390.cc
@@ -2735,18 +2735,6 @@ void LCodeGen::DoLoadNamedField(LLoadNamedField* instr) {
                         r0);
 }
 
-void LCodeGen::DoLoadNamedGeneric(LLoadNamedGeneric* instr) {
-  DCHECK(ToRegister(instr->context()).is(cp));
-  DCHECK(ToRegister(instr->object()).is(LoadDescriptor::ReceiverRegister()));
-  DCHECK(ToRegister(instr->result()).is(r2));
-
-  // Name is always in r4.
-  __ mov(LoadDescriptor::NameRegister(), Operand(instr->name()));
-  EmitVectorLoadICRegisters<LLoadNamedGeneric>(instr);
-  Handle<Code> ic = CodeFactory::LoadICInOptimizedCode(isolate()).code();
-  CallCode(ic, RelocInfo::CODE_TARGET, instr);
-}
-
 void LCodeGen::DoLoadFunctionPrototype(LLoadFunctionPrototype* instr) {
   Register scratch = scratch0();
   Register function = ToRegister(instr->function());