tools: minor comment fixes.
LGTM=gri
R=gri
CC=golang-codereviews
https://golang.org/cl/173170043
diff --git a/go/loader/loader.go b/go/loader/loader.go
index 566108f..82165a9 100644
--- a/go/loader/loader.go
+++ b/go/loader/loader.go
@@ -297,6 +297,7 @@
// the Config's FileSet, which is initialized if nil.
//
func (conf *Config) ParseFile(filename string, src interface{}) (*ast.File, error) {
+ // TODO(adonovan): use conf.build() etc like parseFiles does.
return parser.ParseFile(conf.fset(), filename, src, conf.ParserMode)
}