Fix typed lowering of JSUnaryNot to work with graph reducer.

src/compiler/js-typed-lowering.cc

Index: src/compiler/js-typed-lowering.cc
diff --git a/src/compiler/js-typed-lowering.cc b/src/compiler/js-typed-lowering.cc
index 64663df9aec4d553d9ba8ae2fd018c08ec728b55..0cf53373f637645ce74f73cdd5a367e23c495d08 100644
--- a/src/compiler/js-typed-lowering.cc
+++ b/src/compiler/js-typed-lowering.cc
@@ -587,19 +587,19 @@ Reduction JSTypedLowering::Reduce(Node* node) {
       Reduction result = ReduceJSToBooleanInput(node->InputAt(0));
       Node* value;
       if (result.Changed()) {
-        // !x => BooleanNot(x)
+        // JSUnaryNot(x) => BooleanNot(x)
         value =
             graph()->NewNode(simplified()->BooleanNot(), result.replacement());
         NodeProperties::ReplaceWithValue(node, value);
         return Changed(value);
       } else {
-        // !x => BooleanNot(JSToBoolean(x))
+        // JSUnaryNot(x) => BooleanNot(JSToBoolean(x))
         value = graph()->NewNode(simplified()->BooleanNot(), node);
         node->set_op(javascript()->ToBoolean());
         NodeProperties::ReplaceWithValue(node, value, node);
         // Note: ReplaceUses() smashes all uses, so smash it back here.
         value->ReplaceInput(0, node);
-        return ReplaceWith(value);
+        return Changed(node);
       }
     }
     case IrOpcode::kJSToBoolean: