- fine-tuning of one-line func heuristic (nodes.go)

- enabled for function declarations (not just function literals)
- applied gofmt -w $GOROOT/src
(look for instance at src/pkg/debug/elf/elf.go)

R=r, rsc
CC=go-dev
http://go/go-review/1026006

src/pkg/testing/testing.go

@@ -47,14 +47,10 @@ type T struct {
 }
 
 // Fail marks the Test function as having failed but continues execution.
-func (t *T) Fail() {
-	t.failed = true;
-}
+func (t *T) Fail()	{ t.failed = true }
 
 // Failed returns whether the Test function has failed.
-func (t *T) Failed() bool {
-	return t.failed;
-}
+func (t *T) Failed() bool	{ return t.failed }
 
 // FailNow marks the Test function as having failed and stops its execution.
 // Execution will continue at the next Test.
@@ -66,9 +62,7 @@ func (t *T) FailNow() {
 
 // Log formats its arguments using default formatting, analogous to Print(),
 // and records the text in the error log.
-func (t *T) Log(args ...) {
-	t.errors += "\t"+tabify(fmt.Sprintln(args));
-}
+func (t *T) Log(args ...)	{ t.errors += "\t"+tabify(fmt.Sprintln(args)) }
 
 // Log formats its arguments according to the format, analogous to Printf(),
 // and records the text in the error log.