Apply Chen's review comments
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mversche/bde,bloomberg/bde-allocator-benchmarks,abeels/bde,dharesign/bde,RMGiroux/bde-allocator-benchmarks,abeels/bde,bloomberg/bde,jmptrader/bde,bloomberg/bde,apaprocki/bde,dharesign/bde,frutiger/bde,che2/bde,dbremner/bde,dbremner/bde,idispatch/bde,bloomberg/bde-allocator-benchmarks,mversche/bde,frutiger/bde,osubboo/bde,RMGiroux/bde-allocator-benchmarks,gbleaney/Allocator-Benchmarks,minhlongdo/bde,osubboo/bde,RMGiroux/bde-allocator-benchmarks,osubboo/bde,jmptrader/bde,apaprocki/bde,minhlongdo/bde,dharesign/bde,frutiger/bde,apaprocki/bde,idispatch/bde,bloomberg/bde,minhlongdo/bde,frutiger/bde,bowlofstew/bde,abeels/bde,bowlofstew/bde,mversche/bde,jmptrader/bde,bloomberg/bde-allocator-benchmarks,bloomberg/bde-allocator-benchmarks,che2/bde,apaprocki/bde,bloomberg/bde-allocator-benchmarks,dbremner/bde,abeels/bde,che2/bde,bloomberg/bde,mversche/bde,idispatch/bde,abeels/bde,saxena84/bde,saxena84/bde,osubboo/bde,bloomberg/bde,saxena84/bde,che2/bde,dbremner/bde,gbleaney/Allocator-Benchmarks,bowlofstew/bde,RMGiroux/bde-allocator-benchmarks,idispatch/bde,RMGiroux/bde-allocator-benchmarks,gbleaney/Allocator-Benchmarks,abeels/bde,minhlongdo/bde,dharesign/bde,apaprocki/bde,gbleaney/Allocator-Benchmarks,jmptrader/bde,saxena84/bde,bowlofstew/bde