all: make copyright headers consistent

The standard copyright header at https://go.dev/doc/contribute#copyright
has a single space (also see CL 20022). Also, add it to a files where it
was missed.

Change-Id: I341ce5b5c455efa768b65597c387866e47a6757e
Reviewed-on: https://go-review.googlesource.com/c/mobile/+/649382
Auto-Submit: Dmitri Shuralyov <dmitshur@golang.org>
Reviewed-by: Hajime Hoshi <hajimehoshi@gmail.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Michael Knyszek <mknyszek@google.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
diff --git a/bind/bind_test.go b/bind/bind_test.go
index fae951b..af09733 100644
--- a/bind/bind_test.go
+++ b/bind/bind_test.go
@@ -1,3 +1,7 @@
+// Copyright 2014 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 bind
 
 import (
diff --git a/bind/testdata/basictypes.go b/bind/testdata/basictypes.go
index 1fc02e6..1ff804e 100644
--- a/bind/testdata/basictypes.go
+++ b/bind/testdata/basictypes.go
@@ -1,4 +1,4 @@
-// Copyright 2014 The Go Authors.  All rights reserved.
+// Copyright 2014 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.
 
diff --git a/bind/testdata/classes.go b/bind/testdata/classes.go
index 7263ac7..6d60349 100644
--- a/bind/testdata/classes.go
+++ b/bind/testdata/classes.go
@@ -1,4 +1,4 @@
-// Copyright 2014 The Go Authors.  All rights reserved.
+// Copyright 2014 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.
 
diff --git a/bind/testdata/customprefix.go b/bind/testdata/customprefix.go
index b3a0967..057f785 100644
--- a/bind/testdata/customprefix.go
+++ b/bind/testdata/customprefix.go
@@ -1,4 +1,4 @@
-// Copyright 2015 The Go Authors.  All rights reserved.
+// Copyright 2015 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.
 
diff --git a/bind/testdata/doc.go b/bind/testdata/doc.go
index c17da82..11125d0 100644
--- a/bind/testdata/doc.go
+++ b/bind/testdata/doc.go
@@ -1,4 +1,4 @@
-// Copyright 2016 The Go Authors.  All rights reserved.
+// Copyright 2016 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.
 
diff --git a/bind/testdata/ignore.go b/bind/testdata/ignore.go
index 2d3e1a6..e8b8517 100644
--- a/bind/testdata/ignore.go
+++ b/bind/testdata/ignore.go
@@ -1,4 +1,4 @@
-// Copyright 2016 The Go Authors.  All rights reserved.
+// Copyright 2016 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.
 
diff --git a/bind/testdata/interfaces.go b/bind/testdata/interfaces.go
index 9e2da3a..c0e63bb 100644
--- a/bind/testdata/interfaces.go
+++ b/bind/testdata/interfaces.go
@@ -1,4 +1,4 @@
-// Copyright 2014 The Go Authors.  All rights reserved.
+// Copyright 2014 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.
 
diff --git a/bind/testdata/issue10788.go b/bind/testdata/issue10788.go
index af48721..d3ceb75 100644
--- a/bind/testdata/issue10788.go
+++ b/bind/testdata/issue10788.go
@@ -1,4 +1,4 @@
-// Copyright 2015 The Go Authors.  All rights reserved.
+// Copyright 2015 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.
 
diff --git a/bind/testdata/issue12328.go b/bind/testdata/issue12328.go
index 2b4ab88..2dc5ee4 100644
--- a/bind/testdata/issue12328.go
+++ b/bind/testdata/issue12328.go
@@ -1,4 +1,4 @@
-// Copyright 2015 The Go Authors.  All rights reserved.
+// Copyright 2015 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.
 
diff --git a/bind/testdata/java.go b/bind/testdata/java.go
index 8550582..f37e038 100644
--- a/bind/testdata/java.go
+++ b/bind/testdata/java.go
@@ -1,4 +1,4 @@
-// Copyright 2014 The Go Authors.  All rights reserved.
+// Copyright 2014 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.
 
diff --git a/bind/testdata/keywords.go b/bind/testdata/keywords.go
index 6a04f0b..8a8808d 100644
--- a/bind/testdata/keywords.go
+++ b/bind/testdata/keywords.go
@@ -1,4 +1,4 @@
-// Copyright 2014 The Go Authors.  All rights reserved.
+// Copyright 2014 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.
 
diff --git a/bind/testdata/objc.go b/bind/testdata/objc.go
index ca42fb9..2d154c3 100644
--- a/bind/testdata/objc.go
+++ b/bind/testdata/objc.go
@@ -1,4 +1,4 @@
-// Copyright 2014 The Go Authors.  All rights reserved.
+// Copyright 2014 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.
 
diff --git a/bind/testdata/objcw.go b/bind/testdata/objcw.go
index dadfd93..353795b 100644
--- a/bind/testdata/objcw.go
+++ b/bind/testdata/objcw.go
@@ -1,4 +1,4 @@
-// Copyright 2014 The Go Authors.  All rights reserved.
+// Copyright 2014 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.
 
diff --git a/bind/testdata/structs.go b/bind/testdata/structs.go
index 5974bdc..53be1c7 100644
--- a/bind/testdata/structs.go
+++ b/bind/testdata/structs.go
@@ -1,4 +1,4 @@
-// Copyright 2014 The Go Authors.  All rights reserved.
+// Copyright 2014 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.
 
diff --git a/bind/testdata/try.go b/bind/testdata/try.go
index 5d3d217..8dff652 100644
--- a/bind/testdata/try.go
+++ b/bind/testdata/try.go
@@ -1,4 +1,4 @@
-// Copyright 2015 The Go Authors.  All rights reserved.
+// Copyright 2015 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.
 
diff --git a/cmd/gobind/doc.go b/cmd/gobind/doc.go
index 0823d5d..cffb0d8 100644
--- a/cmd/gobind/doc.go
+++ b/cmd/gobind/doc.go
@@ -1,4 +1,4 @@
-// Copyright 2014 The Go Authors.  All rights reserved.
+// Copyright 2014 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.
 
diff --git a/cmd/gobind/gen.go b/cmd/gobind/gen.go
index fedbc27..87c72d9 100644
--- a/cmd/gobind/gen.go
+++ b/cmd/gobind/gen.go
@@ -1,4 +1,4 @@
-// Copyright 2014 The Go Authors.  All rights reserved.
+// Copyright 2014 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.
 
diff --git a/cmd/gobind/gobind_test.go b/cmd/gobind/gobind_test.go
index 302103c..f8c7879 100644
--- a/cmd/gobind/gobind_test.go
+++ b/cmd/gobind/gobind_test.go
@@ -1,4 +1,4 @@
-// Copyright 2016 The Go Authors.  All rights reserved.
+// Copyright 2016 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.
 
diff --git a/cmd/gobind/main.go b/cmd/gobind/main.go
index 8ccb995..b250308 100644
--- a/cmd/gobind/main.go
+++ b/cmd/gobind/main.go
@@ -1,4 +1,4 @@
-// Copyright 2014 The Go Authors.  All rights reserved.
+// Copyright 2014 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.
 
diff --git a/cmd/gomobile/bind.go b/cmd/gomobile/bind.go
index fc9f756..4e1c453 100644
--- a/cmd/gomobile/bind.go
+++ b/cmd/gomobile/bind.go
@@ -1,4 +1,4 @@
-// Copyright 2015 The Go Authors.  All rights reserved.
+// Copyright 2015 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.
 
diff --git a/cmd/gomobile/bind_androidapp.go b/cmd/gomobile/bind_androidapp.go
index f8fcabe..a8fab27 100644
--- a/cmd/gomobile/bind_androidapp.go
+++ b/cmd/gomobile/bind_androidapp.go
@@ -1,4 +1,4 @@
-// Copyright 2015 The Go Authors.  All rights reserved.
+// Copyright 2015 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.
 
diff --git a/cmd/gomobile/bind_iosapp.go b/cmd/gomobile/bind_iosapp.go
index 9a3e521..ca3815e 100644
--- a/cmd/gomobile/bind_iosapp.go
+++ b/cmd/gomobile/bind_iosapp.go
@@ -1,4 +1,4 @@
-// Copyright 2015 The Go Authors.  All rights reserved.
+// Copyright 2015 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.
 
diff --git a/cmd/gomobile/bind_test.go b/cmd/gomobile/bind_test.go
index 42d3f11..07e3665 100644
--- a/cmd/gomobile/bind_test.go
+++ b/cmd/gomobile/bind_test.go
@@ -1,4 +1,4 @@
-// Copyright 2015 The Go Authors.  All rights reserved.
+// Copyright 2015 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.
 
diff --git a/cmd/gomobile/build.go b/cmd/gomobile/build.go
index f8895eb..a8f0ad2 100644
--- a/cmd/gomobile/build.go
+++ b/cmd/gomobile/build.go
@@ -1,4 +1,4 @@
-// Copyright 2015 The Go Authors.  All rights reserved.
+// Copyright 2015 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.
 
diff --git a/cmd/gomobile/build_androidapp.go b/cmd/gomobile/build_androidapp.go
index bcd2664..5063f94 100644
--- a/cmd/gomobile/build_androidapp.go
+++ b/cmd/gomobile/build_androidapp.go
@@ -1,4 +1,4 @@
-// Copyright 2015 The Go Authors.  All rights reserved.
+// Copyright 2015 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.
 
diff --git a/cmd/gomobile/build_apple.go b/cmd/gomobile/build_apple.go
index f7b6823..298367b 100644
--- a/cmd/gomobile/build_apple.go
+++ b/cmd/gomobile/build_apple.go
@@ -1,4 +1,4 @@
-// Copyright 2015 The Go Authors.  All rights reserved.
+// Copyright 2015 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.
 
diff --git a/cmd/gomobile/build_darwin_test.go b/cmd/gomobile/build_darwin_test.go
index 43ca683..c640fa8 100644
--- a/cmd/gomobile/build_darwin_test.go
+++ b/cmd/gomobile/build_darwin_test.go
@@ -1,4 +1,4 @@
-// Copyright 2015 The Go Authors.  All rights reserved.
+// Copyright 2015 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.
 
diff --git a/cmd/gomobile/build_test.go b/cmd/gomobile/build_test.go
index b50aba7..5cec2ac 100644
--- a/cmd/gomobile/build_test.go
+++ b/cmd/gomobile/build_test.go
@@ -1,4 +1,4 @@
-// Copyright 2015 The Go Authors.  All rights reserved.
+// Copyright 2015 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.
 
diff --git a/cmd/gomobile/cert.go b/cmd/gomobile/cert.go
index 0aa00b3..f612993 100644
--- a/cmd/gomobile/cert.go
+++ b/cmd/gomobile/cert.go
@@ -1,4 +1,4 @@
-// Copyright 2015 The Go Authors.  All rights reserved.
+// Copyright 2015 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.
 
diff --git a/cmd/gomobile/cert_test.go b/cmd/gomobile/cert_test.go
index a4ab860..c871394 100644
--- a/cmd/gomobile/cert_test.go
+++ b/cmd/gomobile/cert_test.go
@@ -1,4 +1,4 @@
-// Copyright 2015 The Go Authors.  All rights reserved.
+// Copyright 2015 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.
 
diff --git a/cmd/gomobile/clean.go b/cmd/gomobile/clean.go
index 1c0e348..6c3dddf 100644
--- a/cmd/gomobile/clean.go
+++ b/cmd/gomobile/clean.go
@@ -1,4 +1,4 @@
-// Copyright 2015 The Go Authors.  All rights reserved.
+// Copyright 2015 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.
 
diff --git a/cmd/gomobile/dex.go b/cmd/gomobile/dex.go
index ff844b3..59dc3de 100644
--- a/cmd/gomobile/dex.go
+++ b/cmd/gomobile/dex.go
@@ -1,4 +1,4 @@
-// Copyright 2015 The Go Authors.  All rights reserved.
+// Copyright 2015 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.
 
diff --git a/cmd/gomobile/doc.go b/cmd/gomobile/doc.go
index 74090da..205f167 100644
--- a/cmd/gomobile/doc.go
+++ b/cmd/gomobile/doc.go
@@ -1,4 +1,4 @@
-// Copyright 2015 The Go Authors.  All rights reserved.
+// Copyright 2015 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.
 
diff --git a/cmd/gomobile/env.go b/cmd/gomobile/env.go
index e9fd5dc..3205979 100644
--- a/cmd/gomobile/env.go
+++ b/cmd/gomobile/env.go
@@ -1,3 +1,7 @@
+// Copyright 2015 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 (
diff --git a/cmd/gomobile/env_test.go b/cmd/gomobile/env_test.go
index e5ad282..1b9e452 100644
--- a/cmd/gomobile/env_test.go
+++ b/cmd/gomobile/env_test.go
@@ -1,4 +1,4 @@
-// Copyright 2019 The Go Authors.  All rights reserved.
+// Copyright 2019 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.
 
diff --git a/cmd/gomobile/gendex.go b/cmd/gomobile/gendex.go
index be470a2..9ef5b31 100644
--- a/cmd/gomobile/gendex.go
+++ b/cmd/gomobile/gendex.go
@@ -1,4 +1,4 @@
-// Copyright 2015 The Go Authors.  All rights reserved.
+// Copyright 2015 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.
 
@@ -148,7 +148,7 @@
 	return path + "/" + children[len(children)-1], nil
 }
 
-var header = `// Copyright 2015 The Go Authors.  All rights reserved.
+var header = `// Copyright 2015 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.
 
diff --git a/cmd/gomobile/init.go b/cmd/gomobile/init.go
index e7392df..48642e2 100644
--- a/cmd/gomobile/init.go
+++ b/cmd/gomobile/init.go
@@ -1,4 +1,4 @@
-// Copyright 2015 The Go Authors.  All rights reserved.
+// Copyright 2015 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.
 
diff --git a/cmd/gomobile/init_test.go b/cmd/gomobile/init_test.go
index 2eabda1..8a51e75 100644
--- a/cmd/gomobile/init_test.go
+++ b/cmd/gomobile/init_test.go
@@ -1,4 +1,4 @@
-// Copyright 2015 The Go Authors.  All rights reserved.
+// Copyright 2015 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.
 
diff --git a/cmd/gomobile/install.go b/cmd/gomobile/install.go
index beb7e52..5a893c2 100644
--- a/cmd/gomobile/install.go
+++ b/cmd/gomobile/install.go
@@ -1,4 +1,4 @@
-// Copyright 2015 The Go Authors.  All rights reserved.
+// Copyright 2015 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.
 
diff --git a/cmd/gomobile/main.go b/cmd/gomobile/main.go
index fe6fd7e..2d280b8 100644
--- a/cmd/gomobile/main.go
+++ b/cmd/gomobile/main.go
@@ -1,4 +1,4 @@
-// Copyright 2015 The Go Authors.  All rights reserved.
+// Copyright 2015 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.
 
@@ -128,7 +128,7 @@
 	os.Exit(2)
 }
 
-const documentationHeader = `// Copyright 2015 The Go Authors.  All rights reserved.
+const documentationHeader = `// Copyright 2015 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.
 
diff --git a/cmd/gomobile/manifest.go b/cmd/gomobile/manifest.go
index 09b8ff0..53fe320 100644
--- a/cmd/gomobile/manifest.go
+++ b/cmd/gomobile/manifest.go
@@ -1,4 +1,4 @@
-// Copyright 2015 The Go Authors.  All rights reserved.
+// Copyright 2015 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.
 
diff --git a/cmd/gomobile/strings_flag.go b/cmd/gomobile/strings_flag.go
index 330833e..6cf51c3 100644
--- a/cmd/gomobile/strings_flag.go
+++ b/cmd/gomobile/strings_flag.go
@@ -1,4 +1,4 @@
-// Copyright 2015 The Go Authors.  All rights reserved.
+// Copyright 2015 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.
 
diff --git a/cmd/gomobile/version.go b/cmd/gomobile/version.go
index 27fd6bd..faf0724 100644
--- a/cmd/gomobile/version.go
+++ b/cmd/gomobile/version.go
@@ -1,4 +1,4 @@
-// Copyright 2015 The Go Authors.  All rights reserved.
+// Copyright 2015 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.
 
diff --git a/cmd/gomobile/writer.go b/cmd/gomobile/writer.go
index 8801041..029e6ee 100644
--- a/cmd/gomobile/writer.go
+++ b/cmd/gomobile/writer.go
@@ -1,4 +1,4 @@
-// Copyright 2015 The Go Authors.  All rights reserved.
+// Copyright 2015 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.
 
diff --git a/cmd/gomobile/writer_test.go b/cmd/gomobile/writer_test.go
index ae6e2c7..345ab28 100644
--- a/cmd/gomobile/writer_test.go
+++ b/cmd/gomobile/writer_test.go
@@ -1,4 +1,4 @@
-// Copyright 2015 The Go Authors.  All rights reserved.
+// Copyright 2015 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.
 
diff --git a/example/ivy/doc.go b/example/ivy/doc.go
index fa37ea9..47eaa1f 100644
--- a/example/ivy/doc.go
+++ b/example/ivy/doc.go
@@ -1,4 +1,4 @@
-// Copyright 2021 The Go Authors.  All rights reserved.
+// Copyright 2021 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.
 
diff --git a/example/ivy/tools.go b/example/ivy/tools.go
index de6105c..4219529 100644
--- a/example/ivy/tools.go
+++ b/example/ivy/tools.go
@@ -1,4 +1,4 @@
-// Copyright 2021 The Go Authors.  All rights reserved.
+// Copyright 2021 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.
 
diff --git a/exp/f32/affine_test.go b/exp/f32/affine_test.go
index f1d84cd..0c70097 100644
--- a/exp/f32/affine_test.go
+++ b/exp/f32/affine_test.go
@@ -1,3 +1,7 @@
+// Copyright 2014 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 f32
 
 import (
diff --git a/gl/consts.go b/gl/consts.go
index 370d0b8..62d93aa 100644
--- a/gl/consts.go
+++ b/gl/consts.go
@@ -1,4 +1,4 @@
-// Copyright 2014 The Go Authors.  All rights reserved.
+// Copyright 2014 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.
 
diff --git a/gl/doc.go b/gl/doc.go
index 880d5f9..4cf9504 100644
--- a/gl/doc.go
+++ b/gl/doc.go
@@ -1,4 +1,4 @@
-// Copyright 2014 The Go Authors.  All rights reserved.
+// Copyright 2014 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.
 
diff --git a/gl/fn.go b/gl/fn.go
index 3f2f3ad..c34e516 100644
--- a/gl/fn.go
+++ b/gl/fn.go
@@ -1,4 +1,4 @@
-// Copyright 2015 The Go Authors.  All rights reserved.
+// Copyright 2015 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.
 
diff --git a/gl/gendebug.go b/gl/gendebug.go
index 146826f..7e3d5a2 100644
--- a/gl/gendebug.go
+++ b/gl/gendebug.go
@@ -1,4 +1,4 @@
-// Copyright 2014 The Go Authors.  All rights reserved.
+// Copyright 2014 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.
 
@@ -877,7 +877,7 @@
 	})
 }
 
-const preamble = `// Copyright 2014 The Go Authors.  All rights reserved.
+const preamble = `// Copyright 2014 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.
 
diff --git a/gl/gl.go b/gl/gl.go
index 28e747b..2272c59 100644
--- a/gl/gl.go
+++ b/gl/gl.go
@@ -1,4 +1,4 @@
-// Copyright 2014 The Go Authors.  All rights reserved.
+// Copyright 2014 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.
 
diff --git a/gl/gldebug.go b/gl/gldebug.go
index fb79bb7..b3aca42 100644
--- a/gl/gldebug.go
+++ b/gl/gldebug.go
@@ -1,4 +1,4 @@
-// Copyright 2014 The Go Authors.  All rights reserved.
+// Copyright 2014 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.
 
diff --git a/gl/interface.go b/gl/interface.go
index 6ad9ff6..693abe4 100644
--- a/gl/interface.go
+++ b/gl/interface.go
@@ -1,4 +1,4 @@
-// Copyright 2014 The Go Authors.  All rights reserved.
+// Copyright 2014 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.
 
diff --git a/gl/types_debug.go b/gl/types_debug.go
index ea01170..e9e9bd7 100644
--- a/gl/types_debug.go
+++ b/gl/types_debug.go
@@ -1,4 +1,4 @@
-// Copyright 2014 The Go Authors.  All rights reserved.
+// Copyright 2014 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.
 
diff --git a/gl/types_prod.go b/gl/types_prod.go
index f87f91f..6817c6f 100644
--- a/gl/types_prod.go
+++ b/gl/types_prod.go
@@ -1,4 +1,4 @@
-// Copyright 2014 The Go Authors.  All rights reserved.
+// Copyright 2014 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.
 
diff --git a/internal/binres/arsc.go b/internal/binres/arsc.go
index 1b4dff2..bd583ff 100644
--- a/internal/binres/arsc.go
+++ b/internal/binres/arsc.go
@@ -1,4 +1,4 @@
-// Copyright 2016 The Go Authors.  All rights reserved.
+// Copyright 2016 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.
 
diff --git a/internal/binres/binres.go b/internal/binres/binres.go
index d77bde2..2f6dc7a 100644
--- a/internal/binres/binres.go
+++ b/internal/binres/binres.go
@@ -1,4 +1,4 @@
-// Copyright 2015 The Go Authors.  All rights reserved.
+// Copyright 2015 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.
 
diff --git a/internal/binres/binres_test.go b/internal/binres/binres_test.go
index 7e4f214..06259b4 100644
--- a/internal/binres/binres_test.go
+++ b/internal/binres/binres_test.go
@@ -1,4 +1,4 @@
-// Copyright 2015 The Go Authors.  All rights reserved.
+// Copyright 2015 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.
 
diff --git a/internal/binres/genarsc.go b/internal/binres/genarsc.go
index 2e71f29..7d975cb 100644
--- a/internal/binres/genarsc.go
+++ b/internal/binres/genarsc.go
@@ -1,4 +1,4 @@
-// Copyright 2016 The Go Authors.  All rights reserved.
+// Copyright 2016 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.
 
@@ -19,7 +19,7 @@
 	"golang.org/x/mobile/internal/binres"
 )
 
-const tmpl = `// Copyright 2016 The Go Authors.  All rights reserved.
+const tmpl = `// Copyright 2016 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.
 
diff --git a/internal/binres/node.go b/internal/binres/node.go
index 4918251..20328fb 100644
--- a/internal/binres/node.go
+++ b/internal/binres/node.go
@@ -1,4 +1,4 @@
-// Copyright 2015 The Go Authors.  All rights reserved.
+// Copyright 2015 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.
 
diff --git a/internal/binres/pool.go b/internal/binres/pool.go
index 273e94c..c90350c 100644
--- a/internal/binres/pool.go
+++ b/internal/binres/pool.go
@@ -1,4 +1,4 @@
-// Copyright 2015 The Go Authors.  All rights reserved.
+// Copyright 2015 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.
 
diff --git a/internal/binres/sdk.go b/internal/binres/sdk.go
index 607e0b7..44419c6 100644
--- a/internal/binres/sdk.go
+++ b/internal/binres/sdk.go
@@ -1,3 +1,7 @@
+// Copyright 2016 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 binres
 
 import (
diff --git a/internal/binres/table.go b/internal/binres/table.go
index b552cba..06dfb43 100644
--- a/internal/binres/table.go
+++ b/internal/binres/table.go
@@ -1,4 +1,4 @@
-// Copyright 2015 The Go Authors.  All rights reserved.
+// Copyright 2015 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.
 
diff --git a/internal/importers/ast.go b/internal/importers/ast.go
index 64da4a1..dafad08 100644
--- a/internal/importers/ast.go
+++ b/internal/importers/ast.go
@@ -1,4 +1,4 @@
-// Copyright 2016 The Go Authors.  All rights reserved.
+// Copyright 2016 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.
 
diff --git a/internal/importers/ast_test.go b/internal/importers/ast_test.go
index 8e32994..52c6d63 100644
--- a/internal/importers/ast_test.go
+++ b/internal/importers/ast_test.go
@@ -1,3 +1,7 @@
+// Copyright 2016 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 importers
 
 import (
diff --git a/internal/sdkpath/sdkpath.go b/internal/sdkpath/sdkpath.go
index 91e9a51..cdcf152 100644
--- a/internal/sdkpath/sdkpath.go
+++ b/internal/sdkpath/sdkpath.go
@@ -1,4 +1,4 @@
-// Copyright 2022 The Go Authors.  All rights reserved.
+// Copyright 2022 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.