From 1dce95f761bfeb6fe2aa3c4e9ffdb261b69b3fc4 Mon Sep 17 00:00:00 2001
From: "David R. Jenni" <david.r.jenni@gmail.com>
Date: Wed, 1 Mar 2017 12:38:50 +0100
Subject: [PATCH] x/tools/imports: remove unused type gate.

Found with honnef.co/go/tools/cmd/unused.

Change-Id: I3e40d58044c250bfeafc77e5eef4533390ace12b
Reviewed-on: https://go-review.googlesource.com/37607
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
---
 imports/fix.go | 6 ------
 1 file changed, 6 deletions(-)

diff --git a/imports/fix.go b/imports/fix.go
index c74bdd2c..ab29ce9c 100644
--- a/imports/fix.go
+++ b/imports/fix.go
@@ -378,12 +378,6 @@ func (s byImportPathShortLength) Less(i, j int) bool {
 }
 func (s byImportPathShortLength) Swap(i, j int) { s[i], s[j] = s[j], s[i] }
 
-// gate is a semaphore for limiting concurrency.
-type gate chan struct{}
-
-func (g gate) enter() { g <- struct{}{} }
-func (g gate) leave() { <-g }
-
 var visitedSymlinks struct {
 	sync.Mutex
 	m map[string]struct{}