[crankshaft] Remove HLoadGlobalGeneric and use HCallWithDescriptor instead to call LoadGlobalIC.

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 e6bdcef34183612f147f9bf1d7f533c91dc58284..ed3c75c65d4cea80ef3cd129ec05213e0da971c1 100644
--- a/src/crankshaft/x64/lithium-codegen-x64.cc
+++ b/src/crankshaft/x64/lithium-codegen-x64.cc
@@ -2534,18 +2534,6 @@ void LCodeGen::EmitVectorLoadICRegisters(T* instr) {
 }
 
 
-void LCodeGen::DoLoadGlobalGeneric(LLoadGlobalGeneric* instr) {
-  DCHECK(ToRegister(instr->context()).is(rsi));
-  DCHECK(ToRegister(instr->result()).is(rax));
-
-  EmitVectorLoadICRegisters<LLoadGlobalGeneric>(instr);
-  Handle<Code> ic =
-      CodeFactory::LoadGlobalICInOptimizedCode(isolate(), instr->typeof_mode())
-          .code();
-  CallCode(ic, RelocInfo::CODE_TARGET, instr);
-}
-
-
 void LCodeGen::DoLoadContextSlot(LLoadContextSlot* instr) {
   Register context = ToRegister(instr->context());
   Register result = ToRegister(instr->result());