test: Add the usual Copyright notice.

Fixes #2759.

R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/5570053

misc/cgo/test/align.go

+// Copyright 2010 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
 package cgotest
 
 /*

misc/cgo/test/callback.go

+// Copyright 2011 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
 package cgotest
 
 /*

src/cmd/gofix/netdial_test.go

+// Copyright 2011 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
 package main
 
 func init() {

src/cmd/gofix/reflect_test.go

+// Copyright 2011 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file
+
 package main
 
 import (

test/chan/select4.go

 // $G $D/$F.go && $L $F.$A && ./$A.out
 
+// Copyright 2010 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file
+
 package main
 
 func f() *int {

test/fixedbugs/bug222.dir/chanbug.go

+// Copyright 2009 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file
+
 package chanbug
 var C chan<- (chan int)
 var D chan<- func()

test/fixedbugs/bug222.dir/chanbug2.go

+// Copyright 2009 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file
+
 package Bar
 import _ "chanbug"

test/fixedbugs/bug248.dir/bug0.go

+// Copyright 2010 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file
+
 package p
 
 type T struct {

test/fixedbugs/bug248.dir/bug1.go

+// Copyright 2010 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file
+
 package p
 
 type T struct {

test/fixedbugs/bug248.dir/bug2.go

+// Copyright 2010 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file
+
 package main
 
 import (

test/fixedbugs/bug248.dir/bug3.go

+// Copyright 2010 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file
+
 package main
 
 import (

test/fixedbugs/bug260.go

 // $G $D/$F.go && $L $F.$A && ./$A.out || echo BUG: bug260 failed
 
+// Copyright 2010 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file
+
 // Test that structures pack densely, according to the alignment of the largest field.
 
 package main

test/fixedbugs/bug367.dir/main.go

+// Copyright 2011 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file
+
 package main
 
 import (

test/fixedbugs/bug367.dir/p.go

+// Copyright 2011 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file
+
 package p
 
 type T struct{ x int }

test/fixedbugs/bug377.dir/one.go

+// Copyright 2011 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file
+
 package one
 
 func Foo() (n int64, _ *int) {

test/fixedbugs/bug377.dir/two.go

+// Copyright 2011 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file
+
 package two
 
 import _ "./one"

test/fixedbugs/bug382.go

 // $G $D/$F.dir/pkg.go && $G $D/$F.go || echo "Bug 382"
 
+// Copyright 2011 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file
+
 // Issue 2529
 
 package main