- fix elf.go manually so it is idempotent for gofmt - with this change, `gofmt -l src/pkg | wc` is 0
- fix elf.go manually so it is idempotent for gofmt
- with this change, `gofmt -l src/pkg | wc` is 0

R=rsc
http://go/go-review/1025002

ssrl/go,ssrl/go,nightlyone/golang,tv42/old-go,nightlyone/golang,ssrl/go,nightlyone/golang,tianon/debian-golang,nightlyone/golang,tianon/debian-golang,tianon/debian-golang,apparentlymart/golang,apparentlymart/golang,tianon/debian-golang,gnanderson/go,dsriram/golang,pombredanne/go-deleteme,pombredanne/go-deleteme,ssrl/go,apparentlymart/golang,bdwalton/debian-golang,bdwalton/debian-golang,bdwalton/debian-golang,pombredanne/go-deleteme,tv42/old-go,h8liu/golang,bdwalton/debian-golang,ssrl/go,dsriram/golang,bdwalton/debian-golang,tianon/debian-golang,tianon/debian-golang,dsriram/golang,gnanderson/go,tianon/debian-golang,gnanderson/go,tv42/old-go,dsriram/golang,dsriram/golang,nightlyone/golang,dsriram/golang,dsriram/golang,tianon/debian-golang,bdwalton/debian-golang,gnanderson/go,pombredanne/go-deleteme,gnanderson/go,pombredanne/go-deleteme,h8liu/golang,bdwalton/debian-golang,pombredanne/go-deleteme,apparentlymart/golang,gnanderson/go,h8liu/golang,ssrl/go,h8liu/golang,gnanderson/go,h8liu/golang,tv42/old-go,ssrl/go,bdwalton/debian-golang,apparentlymart/golang,tv42/old-go,tv42/old-go,nightlyone/golang,nightlyone/golang,tv42/old-go,h8liu/golang,apparentlymart/golang,pombredanne/go-deleteme,h8liu/golang,apparentlymart/golang