test: remove rundircmpout and cmpout actions

This CL removes the rundircmpout action completely
because it is not used anywhere.

The run case already looks for output files. Rename the cmpout action
mentioned in tests to the run action and remove "cmpout" from run.go.

Change-Id: I835ceb70082927f8e9360e0ea0ba74f296363ab3
Reviewed-on: https://go-review.googlesource.com/115575
Run-TryBot: Yury Smolsky <yury@smolsky.by>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>

misc/cgo/life/main.go

-// cmpout -tags=use_go_run
+// run -tags=use_go_run
 
 // Copyright 2010 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style

misc/cgo/stdio/chain.go

-// cmpout -tags=use_go_run
+// run -tags=use_go_run
 
 // Copyright 2009 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style

misc/cgo/stdio/fib.go

-// cmpout -tags=use_go_run
+// run -tags=use_go_run
 
 // Copyright 2009 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style

misc/cgo/stdio/hello.go

-// cmpout -tags=use_go_run
+// run -tags=use_go_run
 
 // Copyright 2009 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style

test/deferprint.go

-// cmpout
+// run
 
 // Copyright 2010 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style

test/fixedbugs/bug206.go

-// cmpout
+// run
 
 // Copyright 2009 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style

test/fixedbugs/bug328.go

-// cmpout
+// run
 
 // Copyright 2011 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style

test/fixedbugs/bug409.go

-// cmpout
+// run
 
 // Copyright 2012 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style

test/fixedbugs/issue21887.go

-// cmpout
+// run
 
 // Copyright 2017 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style

test/fixedbugs/issue22683.go

-// cmpout
+// run
 
 // Copyright 2017 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style

test/fixedbugs/issue25322.go

-// cmpout
+// run
 
 // Copyright 2018 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style

test/fixedbugs/issue6899.go

-// cmpout
+// run
 
 // Copyright 2013 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style

test/goprint.go

-// cmpout
+// run
 
 // Copyright 2011 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style

test/helloworld.go

-// cmpout
+// run
 
 // Copyright 2009 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style

test/ken/cplx0.go

-// cmpout
+// run
 
 // Copyright 2010 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style

test/ken/string.go

-// cmpout
+// run
 
 // Copyright 2009 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style

test/print.go

-// cmpout
+// run
 
 // Copyright 2014 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style

test/printbig.go

-// cmpout
+// run
 
 // Copyright 2009 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style

test/run.go

@@ -502,10 +502,6 @@ func (t *test) run() {
 
 	// TODO: Clean up/simplify this switch statement.
 	switch action {
-	case "rundircmpout":
-		action = "rundir"
-	case "cmpout":
-		action = "run" // the run case already looks for <dir>/<test>.out files
 	case "compile", "compiledir", "build", "builddir", "buildrundir", "run", "buildrun", "runoutput", "rundir", "asmcheck":
 		// nothing to do
 	case "errorcheckandrundir":

test/sigchld.go

 // +build !plan9,!windows
-// cmpout
+// run
 
 // Copyright 2009 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style