[release-branch.go1.11] runtime/trace: fix syntax errors in NewTask doc example
Fixes #27406
Change-Id: I9c6f5bac5b26558fa7628233c74a62faf676e811
GitHub-Last-Rev:
29d19f719316b486224a15a50556465811985edf
GitHub-Pull-Request: golang/go#27437
Reviewed-on: https://go-review.googlesource.com/132775
Reviewed-by: Emmanuel Odeke <emm.odeke@gmail.com>
Run-TryBot: Emmanuel Odeke <emm.odeke@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
(cherry picked from commit
b794ca64d29f3e584cbdf49bde7141d3c12dd2ab)
Reviewed-on: https://go-review.googlesource.com/134616
Run-TryBot: Andrew Bonventre <andybons@golang.org>
Reviewed-by: Hyang-Ah Hana Kim <hyangah@gmail.com>