go/parser: fix build (temporarily disable recent change)

R=golang-dev
CC=golang-dev
https://golang.org/cl/5752059

src/pkg/go/parser/parser.go

@@ -380,11 +380,13 @@ func (p *parser) seesComma(context string) bool {
 	if p.tok == token.COMMA {
 		return true
 	}
+	/*
 		if p.tok == token.SEMICOLON && p.lit == "\n" {
 			p.error(p.pos, "missing ',' before newline in "+context)
 			return true // "insert" the comma and continue
 
 		}
+	*/
 	return false
 }