Fix fallout of removing default bounds

This is all purely fallout of getting the previous commit to compile.

src/test/run-fail/fail-macro-any.rs

@@ -11,5 +11,5 @@
 // error-pattern:failed at '~Any'
 
 fn main() {
-    fail!(~413 as ~::std::any::Any);
+    fail!(~413 as ~::std::any::Any:Send);
 }

src/test/run-fail/unwind-box-fn-unique.rs

@@ -18,7 +18,7 @@ fn failfn() {
 
 fn main() {
     let y = ~0;
-    let x: @proc() = @(proc() {
+    let x: @proc:Send() = @(proc() {
         println!("{:?}", y.clone());
     });
     failfn();