Removing FLAG_vector_ics.

src/arm64/lithium-arm64.cc

Index: src/arm64/lithium-arm64.cc
diff --git a/src/arm64/lithium-arm64.cc b/src/arm64/lithium-arm64.cc
index 76b41ec1ff6d0e2836298ea92b5e0a7b865da1be..f35dee159b52a62d8a48cb2232c1c562899e9f4c 100644
--- a/src/arm64/lithium-arm64.cc
+++ b/src/arm64/lithium-arm64.cc
@@ -1588,20 +1588,6 @@ LInstruction* LChunkBuilder::DoInstanceOfKnownGlobal(
 }
 
 
-LInstruction* LChunkBuilder::DoTailCallThroughMegamorphicCache(
-    HTailCallThroughMegamorphicCache* instr) {
-  LOperand* context = UseFixed(instr->context(), cp);
-  LOperand* receiver_register =
-      UseFixed(instr->receiver(), LoadDescriptor::ReceiverRegister());
-  LOperand* name_register =
-      UseFixed(instr->name(), LoadDescriptor::NameRegister());
-
-  // Not marked as call. It can't deoptimize, and it never returns.
-  return new (zone()) LTailCallThroughMegamorphicCache(
-      context, receiver_register, name_register);
-}
-
-
 LInstruction* LChunkBuilder::DoInvokeFunction(HInvokeFunction* instr) {
   LOperand* context = UseFixed(instr->context(), cp);
   // The function is required (by MacroAssembler::InvokeFunction) to be in x1.