Remove commented code and extra newline

serde_macros/src/de.rs

@@ -551,7 +551,6 @@ fn deserialize_field_visitor(
         )
         .build();
 
-
     let fmts = field_exprs.iter()
         .fold(HashSet::new(), |mut set, field_expr|
               match field_expr {

serde_macros/src/field.rs

@@ -10,7 +10,6 @@ use aster;
 pub enum Rename<'a> {
     None,
     Global(&'a ast::Lit),
-    // Format(HashMap<InternedString, &'a ast::Lit>)
     Format(HashMap<P<ast::Expr>, &'a ast::Lit>)
 }
 
@@ -47,10 +46,8 @@ pub fn field_rename<'a>(
                                             |item|
                                             match item.node {
                                                 ast::MetaNameValue(ref n, ref lit) =>
-                                                    Some((// (n.to_owned(), lit)
+                                                    Some((builder.expr().str(n),
-                                                        builder.expr().str(n),
+                                                          lit)),
-                                                        lit
-                                                        )),
                                                 _ => None
                                             }));
                                 Some(Rename::Format(m))