Revert of [runtime] Remove useless IN builtin.

src/compiler/js-intrinsic-lowering.h

Index: src/compiler/js-intrinsic-lowering.h
diff --git a/src/compiler/js-intrinsic-lowering.h b/src/compiler/js-intrinsic-lowering.h
index 15e9b4053e7ef388d0b98de37317ce7e39ff3442..c14882c7341337ca52e35e49931c79ed87b74171 100644
--- a/src/compiler/js-intrinsic-lowering.h
+++ b/src/compiler/js-intrinsic-lowering.h
@@ -41,6 +41,7 @@
   Reduction ReduceIncrementStatsCounter(Node* node);
   Reduction ReduceIsMinusZero(Node* node);
   Reduction ReduceIsInstanceType(Node* node, InstanceType instance_type);
+  Reduction ReduceIsNonNegativeSmi(Node* node);
   Reduction ReduceIsSmi(Node* node);
   Reduction ReduceJSValueGetValue(Node* node);
   Reduction ReduceMapGetInstanceType(Node* node);