Fix sst_dump for PlainTable
Fix sst_dump for PlainTable

Summary: sst_dump now doesn't work well for PlainTable. Not sure when it started, but this should fix it.

Test Plan: Run sst_dump against a file that used to fail.

Reviewers: yhchiang, haobo, igor

Reviewed By: igor

Subscribers: dhruba, ljin, leveldb

Differential Revision: https://reviews.facebook.net/D19023

Vaisman/rocksdb,IMCG/RcoksDB,Applied-Duality/rocksdb,IMCG/RcoksDB,wskplho/rocksdb,alihalabyah/rocksdb,tschottdorf/rocksdb,luckywhu/rocksdb,amyvmiwei/rocksdb,NickCis/rocksdb,ryneli/rocksdb,Applied-Duality/rocksdb,vmx/rocksdb,wat-ze-hex/rocksdb,OverlordQ/rocksdb,RyanTech/rocksdb,Applied-Duality/rocksdb,Vaisman/rocksdb,temicai/rocksdb,SunguckLee/RocksDB,jalexanderqed/rocksdb,JackLian/rocksdb,temicai/rocksdb,Andymic/rocksdb,norton/rocksdb,JackLian/rocksdb,kaschaeffer/rocksdb,wskplho/rocksdb,Andymic/rocksdb,lgscofield/rocksdb,RyanTech/rocksdb,RyanTech/rocksdb,amyvmiwei/rocksdb,caijieming-baidu/rocksdb,Vaisman/rocksdb,virtdb/rocksdb,lgscofield/rocksdb,fengshao0907/rocksdb,vmx/rocksdb,OverlordQ/rocksdb,IMCG/RcoksDB,skunkwerks/rocksdb,geraldoandradee/rocksdb,mbarbon/rocksdb,msb-at-yahoo/rocksdb,msb-at-yahoo/rocksdb,sorphi/rocksdb,luckywhu/rocksdb,bbiao/rocksdb,JackLian/rocksdb,wlqGit/rocksdb,anagav/rocksdb,sorphi/rocksdb,skunkwerks/rocksdb,vmx/rocksdb,norton/rocksdb,norton/rocksdb,dkorolev/rocksdb,caijieming-baidu/rocksdb,kaschaeffer/rocksdb,hobinyoon/rocksdb,hobinyoon/rocksdb,skunkwerks/rocksdb,kaschaeffer/rocksdb,alihalabyah/rocksdb,anagav/rocksdb,zhangpng/rocksdb,wenduo/rocksdb,SunguckLee/RocksDB,lgscofield/rocksdb,bbiao/rocksdb,msb-at-yahoo/rocksdb,JoeWoo/rocksdb,geraldoandradee/rocksdb,geraldoandradee/rocksdb,NickCis/rocksdb,luckywhu/rocksdb,siddhartharay007/rocksdb,temicai/rocksdb,virtdb/rocksdb,Andymic/rocksdb,ylong/rocksdb,ylong/rocksdb,alihalabyah/rocksdb,bbiao/rocksdb,wlqGit/rocksdb,JoeWoo/rocksdb,RyanTech/rocksdb,biddyweb/rocksdb,facebook/rocksdb,dkorolev/rocksdb,jalexanderqed/rocksdb,wskplho/rocksdb,JoeWoo/rocksdb,tizzybec/rocksdb,temicai/rocksdb,RyanTech/rocksdb,NickCis/rocksdb,anagav/rocksdb,ryneli/rocksdb,geraldoandradee/rocksdb,SunguckLee/RocksDB,sorphi/rocksdb,JohnPJenkins/rocksdb,ryneli/rocksdb,zhangpng/rocksdb,hobinyoon/rocksdb,flabby/rocksdb,skunkwerks/rocksdb,zhangpng/rocksdb,JackLian/rocksdb,wenduo/rocksdb,bbiao/rocksdb,JackLian/rocksdb,wlqGit/rocksdb,IMCG/RcoksDB,wat-ze-hex/rocksdb,sorphi/rocksdb,tsheasha/rocksdb,virtdb/rocksdb,virtdb/rocksdb,virtdb/rocksdb,Andymic/rocksdb,facebook/rocksdb,JackLian/rocksdb,virtdb/rocksdb,rDSN-Projects/rocksdb.replicated,makelivedotnet/rocksdb,flabby/rocksdb,anagav/rocksdb,mbarbon/rocksdb,JoeWoo/rocksdb,OverlordQ/rocksdb,hobinyoon/rocksdb,Andymic/rocksdb,wenduo/rocksdb,lgscofield/rocksdb,flabby/rocksdb,anagav/rocksdb,ylong/rocksdb,facebook/rocksdb,amyvmiwei/rocksdb,vashstorm/rocksdb,hobinyoon/rocksdb,mbarbon/rocksdb,msb-at-yahoo/rocksdb,tsheasha/rocksdb,hobinyoon/rocksdb,facebook/rocksdb,kaschaeffer/rocksdb,NickCis/rocksdb,tsheasha/rocksdb,wat-ze-hex/rocksdb,temicai/rocksdb,Applied-Duality/rocksdb,zhangpng/rocksdb,luckywhu/rocksdb,RyanTech/rocksdb,luckywhu/rocksdb,vmx/rocksdb,caijieming-baidu/rocksdb,SunguckLee/RocksDB,RyanTech/rocksdb,JoeWoo/rocksdb,ryneli/rocksdb,JohnPJenkins/rocksdb,vmx/rocksdb,OverlordQ/rocksdb,geraldoandradee/rocksdb,bbiao/rocksdb,tizzybec/rocksdb,makelivedotnet/rocksdb,luckywhu/rocksdb,virtdb/rocksdb,wenduo/rocksdb,norton/rocksdb,luckywhu/rocksdb,geraldoandradee/rocksdb,vashstorm/rocksdb,tschottdorf/rocksdb,jalexanderqed/rocksdb,tschottdorf/rocksdb,jalexanderqed/rocksdb,Andymic/rocksdb,alihalabyah/rocksdb,siddhartharay007/rocksdb,skunkwerks/rocksdb,wskplho/rocksdb,wenduo/rocksdb,mbarbon/rocksdb,OverlordQ/rocksdb,lgscofield/rocksdb,dkorolev/rocksdb,wat-ze-hex/rocksdb,alihalabyah/rocksdb,makelivedotnet/rocksdb,amyvmiwei/rocksdb,fengshao0907/rocksdb,facebook/rocksdb,mbarbon/rocksdb,tsheasha/rocksdb,wlqGit/rocksdb,SunguckLee/RocksDB,wat-ze-hex/rocksdb,biddyweb/rocksdb,NickCis/rocksdb,zhangpng/rocksdb,dkorolev/rocksdb,Andymic/rocksdb,fengshao0907/rocksdb,anagav/rocksdb,NickCis/rocksdb,makelivedotnet/rocksdb,lgscofield/rocksdb,biddyweb/rocksdb,wat-ze-hex/rocksdb,rDSN-Projects/rocksdb.replicated,skunkwerks/rocksdb,JohnPJenkins/rocksdb,ryneli/rocksdb,JohnPJenkins/rocksdb,amyvmiwei/rocksdb,tschottdorf/rocksdb,IMCG/RcoksDB,rDSN-Projects/rocksdb.replicated,msb-at-yahoo/rocksdb,vashstorm/rocksdb,Applied-Duality/rocksdb,flabby/rocksdb,jalexanderqed/rocksdb,siddhartharay007/rocksdb,Vaisman/rocksdb,wskplho/rocksdb,mbarbon/rocksdb,ryneli/rocksdb,norton/rocksdb,kaschaeffer/rocksdb,siddhartharay007/rocksdb,tizzybec/rocksdb,rDSN-Projects/rocksdb.replicated,SunguckLee/RocksDB,caijieming-baidu/rocksdb,ylong/rocksdb,fengshao0907/rocksdb,vashstorm/rocksdb,skunkwerks/rocksdb,caijieming-baidu/rocksdb,dkorolev/rocksdb,wlqGit/rocksdb,fengshao0907/rocksdb,siddhartharay007/rocksdb,kaschaeffer/rocksdb,zhangpng/rocksdb,caijieming-baidu/rocksdb,wlqGit/rocksdb,JoeWoo/rocksdb,Andymic/rocksdb,flabby/rocksdb,tsheasha/rocksdb,fengshao0907/rocksdb,wskplho/rocksdb,anagav/rocksdb,biddyweb/rocksdb,Vaisman/rocksdb,OverlordQ/rocksdb,rDSN-Projects/rocksdb.replicated,IMCG/RcoksDB,vashstorm/rocksdb,IMCG/RcoksDB,wlqGit/rocksdb,fengshao0907/rocksdb,vmx/rocksdb,vashstorm/rocksdb,biddyweb/rocksdb,rDSN-Projects/rocksdb.replicated,biddyweb/rocksdb,amyvmiwei/rocksdb,wenduo/rocksdb,sorphi/rocksdb,dkorolev/rocksdb,kaschaeffer/rocksdb,sorphi/rocksdb,wskplho/rocksdb,jalexanderqed/rocksdb,makelivedotnet/rocksdb,msb-at-yahoo/rocksdb,JackLian/rocksdb,lgscofield/rocksdb,mbarbon/rocksdb,norton/rocksdb,bbiao/rocksdb,temicai/rocksdb,siddhartharay007/rocksdb,SunguckLee/RocksDB,flabby/rocksdb,alihalabyah/rocksdb,SunguckLee/RocksDB,facebook/rocksdb,vmx/rocksdb,flabby/rocksdb,JoeWoo/rocksdb,tschottdorf/rocksdb,rDSN-Projects/rocksdb.replicated,NickCis/rocksdb,temicai/rocksdb,hobinyoon/rocksdb,hobinyoon/rocksdb,caijieming-baidu/rocksdb,Applied-Duality/rocksdb,JohnPJenkins/rocksdb,norton/rocksdb,tizzybec/rocksdb,ylong/rocksdb,facebook/rocksdb,tschottdorf/rocksdb,biddyweb/rocksdb,tsheasha/rocksdb,Applied-Duality/rocksdb,vmx/rocksdb,dkorolev/rocksdb,makelivedotnet/rocksdb,JohnPJenkins/rocksdb,wat-ze-hex/rocksdb,sorphi/rocksdb,alihalabyah/rocksdb,tizzybec/rocksdb,norton/rocksdb,tizzybec/rocksdb,Vaisman/rocksdb,tsheasha/rocksdb,wenduo/rocksdb,makelivedotnet/rocksdb,ylong/rocksdb,zhangpng/rocksdb,tsheasha/rocksdb,bbiao/rocksdb,amyvmiwei/rocksdb,vashstorm/rocksdb,ryneli/rocksdb,ylong/rocksdb,Vaisman/rocksdb,tizzybec/rocksdb,OverlordQ/rocksdb,wat-ze-hex/rocksdb,JohnPJenkins/rocksdb,wenduo/rocksdb,bbiao/rocksdb,facebook/rocksdb,geraldoandradee/rocksdb,siddhartharay007/rocksdb,jalexanderqed/rocksdb