Removed the unused method prototype.

Signed-off-by: Jaehyun Kim <[email protected]>

Author: jhkim-pii

src/dbSta/include/db_sta/dbNetwork.hh

@@ -403,7 +403,6 @@ class dbNetwork : public ConcreteNetwork
                           NetSet& visited_nets) const override;
   bool portMsbFirst(const char* port_name, const char* cell_name);
   ObjectId getDbNwkObjectId(const dbObject* object) const;
-  void registerConcreteCellsFromAllLib(const char* cell_name);
 
   dbDatabase* db_ = nullptr;
   Logger* logger_ = nullptr;