Remove the `Cow` from `Directory`.

The previous commit wrapped `Parser` within a `Cow` for the hot macro
parsing path. As a result, there's no need for the `Cow` within
`Directory`, because it lies within `Parser`.

1 files changed, 3 insertions, 3 deletions

diff --git a/src/librustc_parse/parser/module.rs b/src/librustc_parse/parser/module.rs
index 6ce94d3c679..0c8fad03d86 100644
--- a/src/librustc_parse/parser/module.rs
+++ b/src/librustc_parse/parser/module.rs
@@ -285,7 +285,7 @@ impl<'a> Parser<'a> {
 
     fn push_directory(&mut self, id: Ident, attrs: &[Attribute]) {
         if let Some(path) = attr::first_attr_value_str_by_name(attrs, sym::path) {
-            self.directory.path.to_mut().push(&*path.as_str());
+            self.directory.path.push(&*path.as_str());
             self.directory.ownership = DirectoryOwnership::Owned { relative: None };
         } else {
             // We have to push on the current module name in the case of relative
@@ -297,10 +297,10 @@ impl<'a> Parser<'a> {
             if let DirectoryOwnership::Owned { relative } = &mut self.directory.ownership {
                 if let Some(ident) = relative.take() {
                     // remove the relative offset
-                    self.directory.path.to_mut().push(&*ident.as_str());
+                    self.directory.path.push(&*ident.as_str());
                 }
             }
-            self.directory.path.to_mut().push(&*id.as_str());
+            self.directory.path.push(&*id.as_str());
         }
     }
 }