Stop parsing iface.

Author: lkuper

src/libsyntax/parse/parser.rs

@@ -3185,12 +3185,6 @@ struct parser {
             return iovi_item(self.mk_item(lo, self.last_span.hi, ident, item_,
                                           visibility,
                                           maybe_append(attrs, extra_attrs)));
-        } else if items_allowed && self.eat_keyword(~"iface") {
-            self.warn(~"`iface` is deprecated; use `trait`");
-            let (ident, item_, extra_attrs) = self.parse_item_trait();
-            return iovi_item(self.mk_item(lo, self.last_span.hi, ident, item_,
-                                          visibility,
-                                          maybe_append(attrs, extra_attrs)));
         } else if items_allowed && self.eat_keyword(~"trait") {
             let (ident, item_, extra_attrs) = self.parse_item_trait();
             return iovi_item(self.mk_item(lo, self.last_span.hi, ident, item_,

src/libsyntax/parse/token.rs

@@ -339,7 +339,7 @@ fn restricted_keyword_table() -> hashmap<~str, ()> {
         ~"do", ~"drop",
         ~"else", ~"enum", ~"export", ~"extern",
         ~"fail", ~"false", ~"fn", ~"for",
-        ~"if", ~"iface", ~"impl", ~"import",
+        ~"if", ~"impl", ~"import",
         ~"let", ~"log", ~"loop",
         ~"match", ~"mod", ~"module", ~"move", ~"mut",
         ~"new",

src/test/compile-fail/trait-keyword.rs

@@ -1,5 +1,3 @@
-iface foo { } //~ WARN `iface` is deprecated; use `trait`
+iface foo { } //~ ERROR iface
 
-fn main() { 
-    x //~ ERROR unresolved name: x
-}
+fn main() {}