os: gofmt -w -s

Change-Id: I9a42cb55544185ade20b2a4a9de5d39a6cfc6fc6
Reviewed-on: https://go-review.googlesource.com/33172Reviewed-by: Ian Lance Taylor <iant@golang.org>
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>

src/os/executable_procfs.go

@@ -14,7 +14,7 @@ import (
 // We query the executable path at init time to avoid the problem of
 // readlink returns a path appended with " (deleted)" when the original
 // binary gets deleted.
-var executablePath, executablePathErr = func () (string, error) {
+var executablePath, executablePathErr = func() (string, error) {
 	var procfn string
 	switch runtime.GOOS {
 	default: