goprotobuf: update to go 1 import strings

R=dsymonds
CC=golang-dev
http://codereview.appspot.com/5496065
diff --git a/proto/text_parser_test.go b/proto/text_parser_test.go
index ea14f06..cb73025 100644
--- a/proto/text_parser_test.go
+++ b/proto/text_parser_test.go
@@ -33,7 +33,7 @@
 
 import (
 	. "./testdata/_obj/test_proto"
-	. "goprotobuf.googlecode.com/hg/proto"
+	. "code.google.com/p/goprotobuf/proto"
 	"reflect"
 	"testing"
 )