Replace exception by abort() in dummy HdfsEnv implementation.
Replace exception by abort() in dummy HdfsEnv implementation.

Summary: Replace exception by abort() in dummy HdfsEnv implementation.

Test Plan: make dbg -j32

Reviewers: sdong, igor

Reviewed By: igor

Subscribers: dhruba, leveldb

Differential Revision: https://reviews.facebook.net/D29895

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