Change calls of proto! to use parens.

src/test/bench/msgsend-ring-pipes.rs

@@ -15,11 +15,11 @@ import std::time;
 
 import pipes::recv;
 
-proto! ring {
+proto! ring (
     num:send {
         num(uint) -> num
     }
-}
+)
 
 fn macros() {
     #macro[

src/test/bench/pingpong.rs

@@ -7,7 +7,7 @@ use std;
 import pipes::{spawn_service, recv};
 import std::time::precise_time_s;
 
-proto! pingpong {
+proto! pingpong (
     ping: send {
         ping -> pong
     }
@@ -15,9 +15,9 @@ proto! pingpong {
     pong: recv {
         pong -> ping
     }
-}
+)
 
-proto! pingpong_unbounded {
+proto! pingpong_unbounded (
     ping: send {
         ping -> pong
     }
@@ -29,7 +29,7 @@ proto! pingpong_unbounded {
     you_will_never_catch_me: send {
         never_ever_ever -> you_will_never_catch_me
     }
-}
+)
 
 // This stuff should go in libcore::pipes
 macro_rules! move_it (

src/test/bench/task-perf-word-count-generic.rs

@@ -142,7 +142,7 @@ mod map_reduce {
     }
 
 
-    proto! ctrl_proto {
+    proto! ctrl_proto (
         open: send<K: copy send, V: copy send> {
             find_reducer(K) -> reducer_response<K, V>,
             mapper_done -> !
@@ -151,7 +151,7 @@ mod map_reduce {
         reducer_response: recv<K: copy send, V: copy send> {
             reducer(Chan<reduce_proto<V>>) -> open<K, V>
         }
-    }
+    )
 
     enum reduce_proto<V: copy send> { emit_val(V), done, addref, release }