Path -> PathBuf for Windows test (fixup rust-lang#22727)

Author: Manishearth

src/libstd/env.rs

@@ -927,7 +927,7 @@ mod tests {
     fn split_paths_windows() {
         fn check_parse(unparsed: &str, parsed: &[&str]) -> bool {
             split_paths(unparsed).collect::<Vec<_>>() ==
-                parsed.iter().map(|s| Path::new(*s)).collect::<Vec<_>>()
+                parsed.iter().map(|s| PathBuf::new(*s)).collect::<Vec<_>>()
         }
 
         assert!(check_parse("", &mut [""]));

src/test/run-pass/env-home-dir.rs

@@ -37,14 +37,14 @@ fn main() {
     assert!(home_dir().is_some());
 
     set_var("HOME", "/home/MountainView");
-    assert!(home_dir() == Some(Path::new("/home/MountainView")));
+    assert!(home_dir() == Some(PathBuf::new("/home/MountainView")));
 
     remove_var("HOME");
 
     set_var("USERPROFILE", "/home/MountainView");
-    assert!(home_dir() == Some(Path::new("/home/MountainView")));
+    assert!(home_dir() == Some(PathBuf::new("/home/MountainView")));
 
     set_var("HOME", "/home/MountainView");
     set_var("USERPROFILE", "/home/PaloAlto");
-    assert!(home_dir() == Some(Path::new("/home/MountainView")));
+    assert!(home_dir() == Some(PathBuf::new("/home/MountainView")));
 }