syntax: remove the unused Vstore enum.

Seems to have been replaced by ExprVstore.

Author: huonw

src/libsyntax/ast.rs

@@ -405,15 +405,6 @@ impl ToStr for Sigil {
     }
 }
 
-#[deriving(Eq, Encodable, Decodable, IterBytes)]
-pub enum Vstore {
-    // FIXME (#3469): Change uint to @expr (actually only constant exprs)
-    VstoreFixed(Option<uint>),     // [1,2,3,4]
-    VstoreUniq,                    // ~[1,2,3,4]
-    VstoreBox,                     // @[1,2,3,4]
-    VstoreSlice(Option<Lifetime>)  // &'foo? [1,2,3,4]
-}
-
 #[deriving(Clone, Eq, Encodable, Decodable, IterBytes)]
 pub enum ExprVstore {
     ExprVstoreUniq,                 // ~[1,2,3,4]

src/libsyntax/print/pprust.rs

@@ -1058,19 +1058,6 @@ pub fn print_mac(s: &mut State, m: &ast::Mac) {
     }
 }
 
-pub fn print_vstore(s: &mut State, t: ast::Vstore) {
-    match t {
-        ast::VstoreFixed(Some(i)) => word(&mut s.s, format!("{}", i)),
-        ast::VstoreFixed(None) => word(&mut s.s, "_"),
-        ast::VstoreUniq => word(&mut s.s, "~"),
-        ast::VstoreBox => word(&mut s.s, "@"),
-        ast::VstoreSlice(ref r) => {
-            word(&mut s.s, "&");
-            print_opt_lifetime(s, r);
-        }
-    }
-}
-
 pub fn print_expr_vstore(s: &mut State, t: ast::ExprVstore) {
     match t {
       ast::ExprVstoreUniq => word(&mut s.s, "~"),