Fix the dependency issue (#231)

vendor/k8s.io/client-go/util/workqueue/parallelizer.go

@@ -1,52 +0,0 @@
-/*
-Copyright 2016 The Kubernetes Authors.
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-
-package workqueue
-
-import (
-	"sync"
-
-	utilruntime "k8s.io/apimachinery/pkg/util/runtime"
-)
-
-type DoWorkPieceFunc func(piece int)
-
-// Parallelize is a very simple framework that allow for parallelizing
-// N independent pieces of work.
-func Parallelize(workers, pieces int, doWorkPiece DoWorkPieceFunc) {
-	toProcess := make(chan int, pieces)
-	for i := 0; i < pieces; i++ {
-		toProcess <- i
-	}
-	close(toProcess)
-
-	if pieces < workers {
-		workers = pieces
-	}
-
-	wg := sync.WaitGroup{}
-	wg.Add(workers)
-	for i := 0; i < workers; i++ {
-		go func() {
-			defer utilruntime.HandleCrash()
-			defer wg.Done()
-			for piece := range toProcess {
-				doWorkPiece(piece)
-			}
-		}()
-	}
-	wg.Wait()
-}