[turbofan] Pass closure as node to FrameState.

src/compiler/instruction.h

Index: src/compiler/instruction.h
diff --git a/src/compiler/instruction.h b/src/compiler/instruction.h
index 39fdb2aab37fe84b8d585d907a0bc4186fa8bee9..e9cd4d6d0867b24b386f65b0e7f95feccfc9f14c 100644
--- a/src/compiler/instruction.h
+++ b/src/compiler/instruction.h
@@ -862,10 +862,11 @@ class Constant final {
 
 class FrameStateDescriptor : public ZoneObject {
  public:
-  FrameStateDescriptor(Zone* zone, const FrameStateCallInfo& state_info,
+  FrameStateDescriptor(Zone* zone, FrameStateType type, BailoutId bailout_id,
+                       OutputFrameStateCombine state_combine,
                        size_t parameters_count, size_t locals_count,
                        size_t stack_count,
-                       FrameStateDescriptor* outer_state = NULL);
+                       FrameStateDescriptor* outer_state = nullptr);
 
   FrameStateType type() const { return type_; }
   BailoutId bailout_id() const { return bailout_id_; }
@@ -874,7 +875,6 @@ class FrameStateDescriptor : public ZoneObject {
   size_t locals_count() const { return locals_count_; }
   size_t stack_count() const { return stack_count_; }
   FrameStateDescriptor* outer_state() const { return outer_state_; }
-  MaybeHandle<JSFunction> jsfunction() const { return jsfunction_; }
   bool HasContext() const { return type_ == JS_FRAME; }
 
   size_t GetSize(OutputFrameStateCombine combine =
@@ -895,7 +895,6 @@ class FrameStateDescriptor : public ZoneObject {
   size_t stack_count_;
   ZoneVector<MachineType> types_;
   FrameStateDescriptor* outer_state_;
-  MaybeHandle<JSFunction> jsfunction_;
 };
 
 std::ostream& operator<<(std::ostream& os, const Constant& constant);