time: Remove unnecessary call to Nanoseconds() in after().

R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/4528091

diff --git a/src/pkg/time/sleep.go b/src/pkg/time/sleep.go
index 3bc253c94a3908c891bdd6da4bb9093fa68f7d18..314622d0dc9997f48ac629ad228215c1dc0a522e 100644 (file)
--- a/src/pkg/time/sleep.go
+++ b/src/pkg/time/sleep.go
@@ -91,7 +91,7 @@ func (e *Timer) Stop() (ok bool) {
 // It assumes that f will not block.
 func after(ns int64, f func(int64)) (e *Timer) {
        now := Nanoseconds()
-       t := Nanoseconds() + ns
+       t := now + ns
        if ns > 0 && t < now {
                panic("time: time overflow")
        }