Vendor cleanup

Signed-off-by: Madhu Rajanna <mrajanna@redhat.com>

vendor/google.golang.org/grpc/credentials/internal/syscallconn_test.go

@@ -1,64 +0,0 @@
-// +build !appengine
-
-/*
- *
- * Copyright 2018 gRPC 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 internal_test
-
-import (
-	"net"
-	"syscall"
-	"testing"
-
-	"google.golang.org/grpc/credentials/internal"
-)
-
-type syscallConn struct {
-	net.Conn
-}
-
-func (*syscallConn) SyscallConn() (syscall.RawConn, error) {
-	return nil, nil
-}
-
-type nonSyscallConn struct {
-	net.Conn
-}
-
-func TestWrapSyscallConn(t *testing.T) {
-	sc := &syscallConn{}
-	nsc := &nonSyscallConn{}
-
-	wrapConn := internal.WrapSyscallConn(sc, nsc)
-	if _, ok := wrapConn.(syscall.Conn); !ok {
-		t.Errorf("returned conn (type %T) doesn't implement syscall.Conn, want implement", wrapConn)
-	}
-}
-
-func TestWrapSyscallConnNoWrap(t *testing.T) {
-	nscRaw := &nonSyscallConn{}
-	nsc := &nonSyscallConn{}
-
-	wrapConn := internal.WrapSyscallConn(nscRaw, nsc)
-	if _, ok := wrapConn.(syscall.Conn); ok {
-		t.Errorf("returned conn (type %T) implements syscall.Conn, want not implement", wrapConn)
-	}
-	if wrapConn != nsc {
-		t.Errorf("returned conn is %p, want %p (the passed-in newConn)", wrapConn, nsc)
-	}
-}