Revert "Initial shot at deoptimizing JSCallFunction in Turbofan."

src/compiler/operator-properties-inl.h

Index: src/compiler/operator-properties-inl.h
diff --git a/src/compiler/operator-properties-inl.h b/src/compiler/operator-properties-inl.h
index 28d52e3cc5131a65dbb434ba1ada85a734cde633..fc9149dedb9c8f3a91c7ac27f33eadcf9f00d48d 100644
--- a/src/compiler/operator-properties-inl.h
+++ b/src/compiler/operator-properties-inl.h
@@ -7,7 +7,6 @@
 
 #include "src/v8.h"
 
-#include "src/compiler/js-operator.h"
 #include "src/compiler/opcodes.h"
 #include "src/compiler/operator-properties.h"
 
@@ -131,14 +130,6 @@ inline bool OperatorProperties::IsScheduleRoot(Operator* op) {
 }
 
 inline bool OperatorProperties::CanLazilyDeoptimize(Operator* op) {
-  // TODO(jarin) This function allows turning on lazy deoptimization
-  // incrementally. It will change as we turn on lazy deopt for
-  // more nodes.
-
-  if (!FLAG_turbo_deoptimization) {
-    return false;
-  }
-
   if (op->opcode() == IrOpcode::kCall) {
     CallOperator* call_op = reinterpret_cast<CallOperator*>(op);
     CallDescriptor* descriptor = call_op->parameter();
@@ -151,11 +142,6 @@ inline bool OperatorProperties::CanLazilyDeoptimize(Operator* op) {
         reinterpret_cast<Operator1<Runtime::FunctionId>*>(op)->parameter();
     return function == Runtime::kDeoptimizeFunction;
   }
-  if (op->opcode() == IrOpcode::kJSCallFunction) {
-    CallParameters p =
-        reinterpret_cast<Operator1<CallParameters>*>(op)->parameter();
-    return p.can_deoptimize == CallDescriptor::kCanDeoptimize;
-  }
   return false;
 }
 }