Apply InfoLogLevel to the logs in db/db_impl.cc
Apply InfoLogLevel to the logs in db/db_impl.cc

Summary: Apply InfoLogLevel to the logs in db/db_impl.cc

Test Plan:
db_test
db_bench

Reviewers: ljin, sdong, igor

Reviewed By: igor

Subscribers: leveldb, MarkCallaghan, dhruba

Differential Revision: https://reviews.facebook.net/D28233

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