Move IsAppArmorSupported() from e2e framework

The function is only used at a single place.
This moves it to the place.

test/e2e/auth/pod_security_policy.go

@@ -166,7 +166,7 @@ func testPrivilegedPods(tester func(pod *v1.Pod)) {
 		tester(hostipc)
 	})
 
-	if framework.IsAppArmorSupported() {
+	if isAppArmorSupported() {
 		ginkgo.By("Running a custom AppArmor profile pod", func() {
 			aa := restrictedPod("apparmor")
 			// Every node is expected to have the docker-default profile.
@@ -370,3 +370,8 @@ func restrictedPSP(name string) *policyv1beta1.PodSecurityPolicy {
 func boolPtr(b bool) *bool {
 	return &b
 }
+
+// isAppArmorSupported checks whether the AppArmor is supported by the node OS distro.
+func isAppArmorSupported() bool {
+	return framework.NodeOSDistroIs(framework.AppArmorDistros...)
+}

test/e2e/framework/BUILD

@@ -3,7 +3,6 @@ load("@io_bazel_rules_go//go:def.bzl", "go_library", "go_test")
 go_library(
     name = "go_default_library",
     srcs = [
-        "checks.go",
         "cleanup.go",
         "exec_util.go",
         "expect.go",

test/e2e/framework/checks.go

@@ -1,22 +0,0 @@
-/*
-Copyright 2019 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 framework
-
-// IsAppArmorSupported checks whether the AppArmor is supported by the node OS distro.
-func IsAppArmorSupported() bool {
-	return NodeOSDistroIs(AppArmorDistros...)
-}