1 files changed, 0 insertions, 9 deletions
diff --git a/src/mongo/db/keypattern.h b/src/mongo/db/keypattern.h
index 034bfb5833d..986d259eebd 100644
--- a/src/mongo/db/keypattern.h
+++ b/src/mongo/db/keypattern.h
@@ -33,7 +33,6 @@
 #include "mongo/base/string_data.h"
 #include "mongo/bson/util/builder.h"
 #include "mongo/db/jsobj.h"
-#include "mongo/db/query/query_shape/serialization_options.h"
 #include "mongo/util/str.h"
 
 namespace mongo {
@@ -85,14 +84,6 @@ public:
         return _pattern;
     }
 
-    BSONObj serializeForIDL(const SerializationOptions& options = {}) const {
-        BSONObjBuilder bob;
-        for (const auto& e : _pattern) {
-            bob.appendAs(e, options.serializeIdentifier(e.fieldNameStringData()));
-        }
-        return bob.obj();
-    }
-
     /**
      * Returns a string representation of this KeyPattern.
      */