[Turbofan]: Use new MachineTypes in access-builder.

src/compiler/instruction.h

Index: src/compiler/instruction.h
diff --git a/src/compiler/instruction.h b/src/compiler/instruction.h
index 74efd86fbecef0510076425900b4a1d6743003ac..a01f508e19c9f7670623ccd0388ec7512195afe4 100644
--- a/src/compiler/instruction.h
+++ b/src/compiler/instruction.h
@@ -1340,8 +1340,7 @@ class InstructionSequence final : public ZoneObject {
   void MarkAsRepresentation(MachineRepresentation rep, int virtual_register);
 
   bool IsReference(int virtual_register) const {
-    return GetRepresentation(virtual_register) ==
-           MachineRepresentation::kTagged;
+    return CanBeTaggedPointer(GetRepresentation(virtual_register));
   }
   bool IsFP(int virtual_register) const {
     return IsFloatingPoint(GetRepresentation(virtual_register));