book: be consistent with preceding example#29060
Merged
bors merged 1 commit intorust-lang:masterfrom Oct 15, 2015
tshepang:consistency
Merged
book: be consistent with preceding example#29060bors merged 1 commit intorust-lang:masterfrom tshepang:consistency
bors merged 1 commit intorust-lang:masterfrom
tshepang:consistency
