2 files changed, 4 insertions, 3 deletions
diff --git a/src/libsyntax/parse/lexer/comments.rs b/src/libsyntax/parse/lexer/comments.rs
index fb558d1a58f..23449ee69ab 100644
--- a/src/libsyntax/parse/lexer/comments.rs
+++ b/src/libsyntax/parse/lexer/comments.rs
@@ -12,7 +12,7 @@ pub use self::CommentStyle::*;
 
 use ast;
 use codemap::CodeMap;
-use syntax_pos::{BytePos, CharPos, Pos};
+use syntax_pos::{BytePos, CharPos, Pos, FileName};
 use parse::lexer::{is_block_doc_comment, is_pattern_whitespace};
 use parse::lexer::{self, ParseSess, StringReader, TokenAndSpan};
 use print::pprust;
@@ -343,7 +343,7 @@ pub struct Literal {
 
 // it appears this function is called only from pprust... that's
 // probably not a good thing.
-pub fn gather_comments_and_literals(sess: &ParseSess, path: String, srdr: &mut Read)
+pub fn gather_comments_and_literals(sess: &ParseSess, path: FileName, srdr: &mut Read)
                                     -> (Vec<Comment>, Vec<Literal>) {
     let mut src = Vec::new();
     srdr.read_to_end(&mut src).unwrap();
diff --git a/src/libsyntax/parse/lexer/mod.rs b/src/libsyntax/parse/lexer/mod.rs
index d9c33fa50bd..798dfc6d209 100644
--- a/src/libsyntax/parse/lexer/mod.rs
+++ b/src/libsyntax/parse/lexer/mod.rs
@@ -1714,6 +1714,7 @@ mod tests {
     use std::cell::RefCell;
     use std::collections::HashSet;
     use std::io;
+    use std::path::PathBuf;
     use std::rc::Rc;
 
     fn mk_sess(cm: Rc<CodeMap>) -> ParseSess {
@@ -1735,7 +1736,7 @@ mod tests {
                  sess: &'a ParseSess,
                  teststr: String)
                  -> StringReader<'a> {
-        let fm = cm.new_filemap("zebra.rs".to_string(), teststr);
+        let fm = cm.new_filemap(PathBuf::from("zebra.rs").into(), teststr);
         StringReader::new(sess, fm)
     }