Revert of [runtime] Remove useless IN builtin.

src/compiler/js-intrinsic-lowering.cc

Index: src/compiler/js-intrinsic-lowering.cc
diff --git a/src/compiler/js-intrinsic-lowering.cc b/src/compiler/js-intrinsic-lowering.cc
index 4917953264fab7994f21728a30c9647efa96c740..e82ac205ccf46d72b20022fd05f170db5445784c 100644
--- a/src/compiler/js-intrinsic-lowering.cc
+++ b/src/compiler/js-intrinsic-lowering.cc
@@ -52,6 +52,8 @@
       return ReduceIsInstanceType(node, JS_TYPED_ARRAY_TYPE);
     case Runtime::kInlineIsFunction:
       return ReduceIsInstanceType(node, JS_FUNCTION_TYPE);
+    case Runtime::kInlineIsNonNegativeSmi:
+      return ReduceIsNonNegativeSmi(node);
     case Runtime::kInlineIsRegExp:
       return ReduceIsInstanceType(node, JS_REGEXP_TYPE);
     case Runtime::kInlineIsSmi:
@@ -237,6 +239,11 @@
 }
 
 
+Reduction JSIntrinsicLowering::ReduceIsNonNegativeSmi(Node* node) {
+  return Change(node, simplified()->ObjectIsNonNegativeSmi());
+}
+
+
 Reduction JSIntrinsicLowering::ReduceIsSmi(Node* node) {
   return Change(node, simplified()->ObjectIsSmi());
 }