Implement parser for Netware-style FTP LIST response listing.

net/ftp/ftp_directory_listing_parser_ls.h

Index: net/ftp/ftp_directory_listing_parser_ls.h
diff --git a/net/ftp/ftp_directory_listing_parser_ls.h b/net/ftp/ftp_directory_listing_parser_ls.h
index 689fb7e613058589a5f0d57dcc568c23152fa40d..3fd0d322c2b74113bfb9492e854588d86c5e6fd8 100644
--- a/net/ftp/ftp_directory_listing_parser_ls.h
+++ b/net/ftp/ftp_directory_listing_parser_ls.h
@@ -26,6 +26,10 @@ class FtpDirectoryListingParserLs : public FtpDirectoryListingParser {
  private:
   bool received_nonempty_line_;
 
+  // True after we have received a "total n" listing header, where n is an
+  // integer. Only one such header is allowed per listing.
+  bool received_total_line_;
+
   std::queue<FtpDirectoryListingEntry> entries_;
 
   DISALLOW_COPY_AND_ASSIGN(FtpDirectoryListingParserLs);