[turbofan] Eliminate CheckHeapObject if the input cannot be in SignedSmall range.

src/compiler/typed-optimization.h

Index: src/compiler/typed-optimization.h
diff --git a/src/compiler/typed-optimization.h b/src/compiler/typed-optimization.h
index 54d780c33e8f0b7edf4b0b4221645a851719691e..eddf4ad7c2845d58c51a5e4352784784eaedda63 100644
--- a/src/compiler/typed-optimization.h
+++ b/src/compiler/typed-optimization.h
@@ -39,6 +39,7 @@ class TypedOptimization final : public AdvancedReducer {
   Reduction Reduce(Node* node) final;
 
  private:
+  Reduction ReduceCheckHeapObject(Node* node);
   Reduction ReduceCheckMaps(Node* node);
   Reduction ReduceCheckString(Node* node);
   Reduction ReduceLoadField(Node* node);