libsyntax: Stop parsing pure and static

src/test/auxiliary/static_fn_inline_xc_aux.rs

@@ -11,14 +11,14 @@
 
 pub mod num {
     pub trait Num2 {
-        static fn from_int2(n: int) -> Self;
+        fn from_int2(n: int) -> Self;
     }
 }
 
 pub mod float {
     impl ::num::Num2 for float {
         #[inline]
-        static fn from_int2(n: int) -> float { return n as float;  }
+        fn from_int2(n: int) -> float { return n as float;  }
     }
 }