error_column_     223 base/json/json_parser.cc   error_column_ = 0;
error_column_     272 base/json/json_parser.cc   return FormatErrorMessage(error_line_, error_column_,
error_column_     951 base/json/json_parser.cc   error_column_ = index_ - index_last_line_ + column_adjust;
error_column_     254 base/json/json_parser.h   int error_column_;