Rollup test fixes and rebase conflicts

src/libstd/sys/common/helper_thread.rs

@@ -23,7 +23,6 @@
 use prelude::v1::*;
 
 use cell::UnsafeCell;
-use comm::{channel, Sender, Receiver};
 use mem;
 use rt;
 use sync::{StaticMutex, StaticCondvar};

src/libstd/sys/unix/pipe.rs

@@ -10,8 +10,6 @@
 
 use prelude::v1::*;
 
-use prelude::*;
-
 use libc;
 use c_str::CString;
 use mem;

src/libstd/sys/windows/mod.rs

@@ -24,13 +24,12 @@ use num;
 use mem;
 use io::{mod, IoResult, IoError};
 use sync::{Once, ONCE_INIT};
-use comm::Sender;
 
 macro_rules! helper_init { (static $name:ident: Helper<$m:ty>) => (
     static $name: Helper<$m> = Helper {
         lock: ::sync::MUTEX_INIT,
         cond: ::sync::CONDVAR_INIT,
-        chan: ::cell::UnsafeCell { value: 0 as *mut Sender<$m> },
+        chan: ::cell::UnsafeCell { value: 0 as *mut ::sync::mpsc::Sender<$m> },
         signal: ::cell::UnsafeCell { value: 0 },
         initialized: ::cell::UnsafeCell { value: false },
         shutdown: ::cell::UnsafeCell { value: false },

src/libstd/sys/windows/timer.rs

@@ -25,10 +25,9 @@ use prelude::v1::*;
 
 use libc;
 use ptr;
-use comm;
 
-use comm::{channel, Sender, Receiver};
 use io::IoResult;
+use sync::mpsc::{channel, Sender, Receiver, TryRecvError};
 use sys::c;
 use sys::fs::FileDesc;
 use sys_common::helper_thread::Helper;
@@ -72,7 +71,7 @@ fn helper(input: libc::HANDLE, messages: Receiver<Req>, _: ()) {
                         chans.push((c, one));
                     }
                     Ok(RemoveTimer(obj, c)) => {
-                        c.send(());
+                        c.send(()).unwrap();
                         match objs.iter().position(|&o| o == obj) {
                             Some(i) => {
                                 drop(objs.remove(i));
@@ -81,7 +80,7 @@ fn helper(input: libc::HANDLE, messages: Receiver<Req>, _: ()) {
                             None => {}
                         }
                     }
-                    Err(comm::Disconnected) => {
+                    Err(TryRecvError::Disconnected) => {
                         assert_eq!(objs.len(), 1);
                         assert_eq!(chans.len(), 0);
                         break 'outer;
@@ -133,7 +132,7 @@ impl Timer {
 
         let (tx, rx) = channel();
         HELPER.send(RemoveTimer(self.obj, tx));
-        rx.recv();
+        rx.recv().unwrap();
 
         self.on_worker = false;
     }