all: make copyright headers consistent with one space after period

Follows suit with https://go-review.googlesource.com/#/c/20111.

Generated by running
$ grep -R 'Go Authors.  All' * | cut -d":" -f1 | while read F;do perl -pi -e 's/Go
Authors.  All/Go Authors. All/g' $F;done

The code in cmd/internal/unvendor wasn't changed.

Fixes #15213

Change-Id: I4f235cee0a62ec435f9e8540a1ec08ae03b1a75f
Reviewed-on: https://go-review.googlesource.com/21819
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>

19 files changed, 19 insertions, 19 deletions

diff --git a/test/syntax/chan.go b/test/syntax/chan.go
index b016790fe7..6f9d77df90 100644
--- a/test/syntax/chan.go
+++ b/test/syntax/chan.go
@@ -1,6 +1,6 @@
 // errorcheck
 
-// Copyright 2010 The Go Authors.  All rights reserved.
+// 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.
 
diff --git a/test/syntax/chan1.go b/test/syntax/chan1.go
index 4860422ad8..2e9929b665 100644
--- a/test/syntax/chan1.go
+++ b/test/syntax/chan1.go
@@ -1,6 +1,6 @@
 // errorcheck
 
-// Copyright 2010 The Go Authors.  All rights reserved.
+// 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.
 
diff --git a/test/syntax/composite.go b/test/syntax/composite.go
index 722805a273..f891931b6c 100644
--- a/test/syntax/composite.go
+++ b/test/syntax/composite.go
@@ -1,6 +1,6 @@
 // errorcheck
 
-// Copyright 2012 The Go Authors.  All rights reserved.
+// Copyright 2012 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/test/syntax/else.go b/test/syntax/else.go
index e985a9c09c..9537329071 100644
--- a/test/syntax/else.go
+++ b/test/syntax/else.go
@@ -1,6 +1,6 @@
 // errorcheck
 
-// Copyright 2011 The Go Authors.  All rights reserved.
+// 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.
 
diff --git a/test/syntax/forvar.go b/test/syntax/forvar.go
index 043c299040..3a70d9cfbe 100644
--- a/test/syntax/forvar.go
+++ b/test/syntax/forvar.go
@@ -1,6 +1,6 @@
 // errorcheck
 
-// Copyright 2010 The Go Authors.  All rights reserved.
+// 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.
 
diff --git a/test/syntax/if.go b/test/syntax/if.go
index b2a65f9a59..c208a9f136 100644
--- a/test/syntax/if.go
+++ b/test/syntax/if.go
@@ -1,6 +1,6 @@
 // errorcheck
 
-// Copyright 2011 The Go Authors.  All rights reserved.
+// 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.
 
diff --git a/test/syntax/import.go b/test/syntax/import.go
index f0a7921262..8010beddf8 100644
--- a/test/syntax/import.go
+++ b/test/syntax/import.go
@@ -1,6 +1,6 @@
 // errorcheck
 
-// Copyright 2010 The Go Authors.  All rights reserved.
+// 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.
 
diff --git a/test/syntax/interface.go b/test/syntax/interface.go
index 0b76b5416f..010d3ce578 100644
--- a/test/syntax/interface.go
+++ b/test/syntax/interface.go
@@ -1,6 +1,6 @@
 // errorcheck
 
-// Copyright 2010 The Go Authors.  All rights reserved.
+// 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.
 
diff --git a/test/syntax/semi1.go b/test/syntax/semi1.go
index 6e0428121f..c755445b42 100644
--- a/test/syntax/semi1.go
+++ b/test/syntax/semi1.go
@@ -1,6 +1,6 @@
 // errorcheck
 
-// Copyright 2010 The Go Authors.  All rights reserved.
+// 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.
 
diff --git a/test/syntax/semi2.go b/test/syntax/semi2.go
index 23d7bd0ee8..921678999a 100644
--- a/test/syntax/semi2.go
+++ b/test/syntax/semi2.go
@@ -1,6 +1,6 @@
 // errorcheck
 
-// Copyright 2010 The Go Authors.  All rights reserved.
+// 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.
 
diff --git a/test/syntax/semi3.go b/test/syntax/semi3.go
index ca070d8a57..d625d08350 100644
--- a/test/syntax/semi3.go
+++ b/test/syntax/semi3.go
@@ -1,6 +1,6 @@
 // errorcheck
 
-// Copyright 2010 The Go Authors.  All rights reserved.
+// 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.
 
diff --git a/test/syntax/semi4.go b/test/syntax/semi4.go
index 1f4e679cf8..6315f34eaf 100644
--- a/test/syntax/semi4.go
+++ b/test/syntax/semi4.go
@@ -1,6 +1,6 @@
 // errorcheck
 
-// Copyright 2010 The Go Authors.  All rights reserved.
+// 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.
 
diff --git a/test/syntax/semi5.go b/test/syntax/semi5.go
index cf690f0840..c54a994d9f 100644
--- a/test/syntax/semi5.go
+++ b/test/syntax/semi5.go
@@ -1,6 +1,6 @@
 // errorcheck
 
-// Copyright 2010 The Go Authors.  All rights reserved.
+// 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.
 
diff --git a/test/syntax/semi6.go b/test/syntax/semi6.go
index 1b51d8ba7e..325cc27425 100644
--- a/test/syntax/semi6.go
+++ b/test/syntax/semi6.go
@@ -1,6 +1,6 @@
 // errorcheck
 
-// Copyright 2010 The Go Authors.  All rights reserved.
+// 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.
 
diff --git a/test/syntax/semi7.go b/test/syntax/semi7.go
index 357352dea9..a1948b0f7d 100644
--- a/test/syntax/semi7.go
+++ b/test/syntax/semi7.go
@@ -1,6 +1,6 @@
 // errorcheck
 
-// Copyright 2010 The Go Authors.  All rights reserved.
+// 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.
 
diff --git a/test/syntax/topexpr.go b/test/syntax/topexpr.go
index c5958f5dd2..be080d20e5 100644
--- a/test/syntax/topexpr.go
+++ b/test/syntax/topexpr.go
@@ -1,6 +1,6 @@
 // errorcheck
 
-// Copyright 2010 The Go Authors.  All rights reserved.
+// 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.
 
diff --git a/test/syntax/typesw.go b/test/syntax/typesw.go
index cd8cf35236..8d89860d11 100644
--- a/test/syntax/typesw.go
+++ b/test/syntax/typesw.go
@@ -1,6 +1,6 @@
 // errorcheck
 
-// Copyright 2011 The Go Authors.  All rights reserved.
+// 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.
 
diff --git a/test/syntax/vareq.go b/test/syntax/vareq.go
index f08955e91b..0d4bb78b8f 100644
--- a/test/syntax/vareq.go
+++ b/test/syntax/vareq.go
@@ -1,6 +1,6 @@
 // errorcheck
 
-// Copyright 2010 The Go Authors.  All rights reserved.
+// 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.
 
diff --git a/test/syntax/vareq1.go b/test/syntax/vareq1.go
index d4952fedd7..a2f9f34d33 100644
--- a/test/syntax/vareq1.go
+++ b/test/syntax/vareq1.go
@@ -1,6 +1,6 @@
 // errorcheck
 
-// Copyright 2010 The Go Authors.  All rights reserved.
+// 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.