[fullcodegen] Remove dead hole check logic

src/full-codegen/full-codegen.h

Index: src/full-codegen/full-codegen.h
diff --git a/src/full-codegen/full-codegen.h b/src/full-codegen/full-codegen.h
index 33382724940b1d89e42ea02eb3390965ea3cb5a9..2b35c417cd5cf668b22dc6ec76971b12128d6c9d 100644
--- a/src/full-codegen/full-codegen.h
+++ b/src/full-codegen/full-codegen.h
@@ -478,8 +478,7 @@ class FullCodeGenerator final : public AstVisitor<FullCodeGenerator> {
   // Complete a variable assignment.  The right-hand-side value is expected
   // in the accumulator.
   void EmitVariableAssignment(Variable* var, Token::Value op,
-                              FeedbackVectorSlot slot,
-                              HoleCheckMode hole_check_mode);
+                              FeedbackVectorSlot slot);
 
   // Helper functions to EmitVariableAssignment
   void EmitStoreToStackLocalOrContextSlot(Variable* var,