CommandDelete: refactored to use sqlitedbservice

cli/commanddelete.h

@@ -10,8 +10,8 @@ class CommandDelete : public Command
 	int handle(QStringList arguments) override;
 
   private:
-	int removeNonExistent(QSqlDatabase &db, bool verbose, bool dryRun, QString pattern);
-	int removePaths(const QStringList &paths, QSqlDatabase &db, bool verbose, bool dryRun);
+	int removeNonExistent(bool verbose, bool dryRun, QString pattern);
+	int removePaths(const QStringList &paths, bool verbose, bool dryRun);
 };
 
 #endif // COMMANDDELETE_H