vendor cleanup: remove unused,non-go and test files

vendor/k8s.io/kubernetes/pkg/controller/volume/events/BUILD

@@ -1,25 +0,0 @@
-package(default_visibility = ["//visibility:public"])
-
-load(
-    "@io_bazel_rules_go//go:def.bzl",
-    "go_library",
-)
-
-go_library(
-    name = "go_default_library",
-    srcs = ["event.go"],
-    importpath = "k8s.io/kubernetes/pkg/controller/volume/events",
-)
-
-filegroup(
-    name = "package-srcs",
-    srcs = glob(["**"]),
-    tags = ["automanaged"],
-    visibility = ["//visibility:private"],
-)
-
-filegroup(
-    name = "all-srcs",
-    srcs = [":package-srcs"],
-    tags = ["automanaged"],
-)

vendor/k8s.io/kubernetes/pkg/controller/volume/events/event.go

@@ -1,33 +0,0 @@
-/*
-Copyright 2017 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 events
-
-const (
-	// volume relevant event reasons
-	FailedBinding             = "FailedBinding"
-	VolumeMismatch            = "VolumeMismatch"
-	VolumeFailedRecycle       = "VolumeFailedRecycle"
-	VolumeRecycled            = "VolumeRecycled"
-	RecyclerPod               = "RecyclerPod"
-	VolumeDelete              = "VolumeDelete"
-	VolumeFailedDelete        = "VolumeFailedDelete"
-	ExternalProvisioning      = "ExternalProvisioning"
-	ProvisioningFailed        = "ProvisioningFailed"
-	ProvisioningCleanupFailed = "ProvisioningCleanupFailed"
-	ProvisioningSucceeded     = "ProvisioningSucceeded"
-	WaitForFirstConsumer      = "WaitForFirstConsumer"
-)