Revert of Continue learning for calls in optimized code when we have no type feedback.

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 0234fcddca7596f9b76dff732faaa572fbc03285..d667f719e89138ab3d1ce07808867eefe8a533d4 100644
--- a/src/arm64/lithium-arm64.cc
+++ b/src/arm64/lithium-arm64.cc
@@ -139,20 +139,6 @@
   base_object()->PrintTo(stream);
   stream->Add(" + ");
   offset()->PrintTo(stream);
-}
-
-
-void LCallFunction::PrintDataTo(StringStream* stream) {
-  context()->PrintTo(stream);
-  stream->Add(" ");
-  function()->PrintTo(stream);
-  if (hydrogen()->HasVectorAndSlot()) {
-    stream->Add(" (type-feedback-vector ");
-    temp_vector()->PrintTo(stream);
-    stream->Add(" ");
-    temp_slot()->PrintTo(stream);
-    stream->Add(")");
-  }
 }
 
 
@@ -1067,15 +1053,7 @@
 LInstruction* LChunkBuilder::DoCallFunction(HCallFunction* instr) {
   LOperand* context = UseFixed(instr->context(), cp);
   LOperand* function = UseFixed(instr->function(), x1);
-  LOperand* slot = NULL;
-  LOperand* vector = NULL;
-  if (instr->HasVectorAndSlot()) {
-    slot = FixedTemp(x3);
-    vector = FixedTemp(x2);
-  }
-
-  LCallFunction* call =
-      new (zone()) LCallFunction(context, function, slot, vector);
+  LCallFunction* call = new(zone()) LCallFunction(context, function);
   return MarkAsCall(DefineFixed(call, x0), instr);
 }