Use `#[prelude_import]` in `libstd`.

11 files changed, 0 insertions, 31 deletions

diff --git a/src/libstd/sync/barrier.rs b/src/libstd/sync/barrier.rs
index b1267acdee6..ac0f400379e 100644
--- a/src/libstd/sync/barrier.rs
+++ b/src/libstd/sync/barrier.rs
@@ -113,8 +113,6 @@ impl BarrierWaitResult {
 
 #[cfg(test)]
 mod tests {
-    use prelude::v1::*;
-
     use sync::{Arc, Barrier};
     use sync::mpsc::{channel, TryRecvError};
     use thread;
diff --git a/src/libstd/sync/condvar.rs b/src/libstd/sync/condvar.rs
index 3c52ebc72f2..1f480f6d4a9 100644
--- a/src/libstd/sync/condvar.rs
+++ b/src/libstd/sync/condvar.rs
@@ -8,8 +8,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-use prelude::v1::*;
-
 use sync::atomic::{AtomicUsize, Ordering};
 use sync::{mutex, MutexGuard, PoisonError};
 use sys_common::condvar as sys;
@@ -245,8 +243,6 @@ impl Drop for Condvar {
 
 #[cfg(test)]
 mod tests {
-    use prelude::v1::*;
-
     use sync::mpsc::channel;
     use sync::{Condvar, Mutex, Arc};
     use thread;
diff --git a/src/libstd/sync/mpsc/blocking.rs b/src/libstd/sync/mpsc/blocking.rs
index 4a70de0e7d8..0f9ef6fabb0 100644
--- a/src/libstd/sync/mpsc/blocking.rs
+++ b/src/libstd/sync/mpsc/blocking.rs
@@ -13,9 +13,7 @@
 use thread::{self, Thread};
 use sync::atomic::{AtomicBool, Ordering};
 use sync::Arc;
-use marker::{Sync, Send};
 use mem;
-use clone::Clone;
 use time::Instant;
 
 struct Inner {
diff --git a/src/libstd/sync/mpsc/mod.rs b/src/libstd/sync/mpsc/mod.rs
index d8b8c6a77a2..3d9f81413dc 100644
--- a/src/libstd/sync/mpsc/mod.rs
+++ b/src/libstd/sync/mpsc/mod.rs
@@ -1270,8 +1270,6 @@ impl error::Error for TryRecvError {
 
 #[cfg(test)]
 mod tests {
-    use prelude::v1::*;
-
     use env;
     use super::*;
     use thread;
@@ -1946,8 +1944,6 @@ mod tests {
 
 #[cfg(test)]
 mod sync_tests {
-    use prelude::v1::*;
-
     use env;
     use thread;
     use super::*;
diff --git a/src/libstd/sync/mpsc/mpsc_queue.rs b/src/libstd/sync/mpsc/mpsc_queue.rs
index 6a6c19cfcc3..d926043fbbc 100644
--- a/src/libstd/sync/mpsc/mpsc_queue.rs
+++ b/src/libstd/sync/mpsc/mpsc_queue.rs
@@ -148,8 +148,6 @@ impl<T> Drop for Queue<T> {
 
 #[cfg(test)]
 mod tests {
-    use prelude::v1::*;
-
     use sync::mpsc::channel;
     use super::{Queue, Data, Empty, Inconsistent};
     use sync::Arc;
diff --git a/src/libstd/sync/mpsc/select.rs b/src/libstd/sync/mpsc/select.rs
index 5aa4ce81b8a..677544d335e 100644
--- a/src/libstd/sync/mpsc/select.rs
+++ b/src/libstd/sync/mpsc/select.rs
@@ -369,8 +369,6 @@ impl<'rx, T:Send+'rx> fmt::Debug for Handle<'rx, T> {
 #[cfg(test)]
 #[allow(unused_imports)]
 mod tests {
-    use prelude::v1::*;
-
     use thread;
     use sync::mpsc::*;
 
diff --git a/src/libstd/sync/mpsc/spsc_queue.rs b/src/libstd/sync/mpsc/spsc_queue.rs
index 02506e7c2f3..724d7b1be73 100644
--- a/src/libstd/sync/mpsc/spsc_queue.rs
+++ b/src/libstd/sync/mpsc/spsc_queue.rs
@@ -233,8 +233,6 @@ impl<T> Drop for Queue<T> {
 
 #[cfg(test)]
 mod tests {
-    use prelude::v1::*;
-
     use sync::Arc;
     use super::Queue;
     use thread;
diff --git a/src/libstd/sync/mpsc/sync.rs b/src/libstd/sync/mpsc/sync.rs
index 9d13a71ff95..9985daaba8f 100644
--- a/src/libstd/sync/mpsc/sync.rs
+++ b/src/libstd/sync/mpsc/sync.rs
@@ -36,7 +36,6 @@
 pub use self::Failure::*;
 use self::Blocker::*;
 
-use vec::Vec;
 use core::mem;
 use core::ptr;
 
diff --git a/src/libstd/sync/mutex.rs b/src/libstd/sync/mutex.rs
index 6bc458397f1..c8ae88c2331 100644
--- a/src/libstd/sync/mutex.rs
+++ b/src/libstd/sync/mutex.rs
@@ -8,8 +8,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-use prelude::v1::*;
-
 use cell::UnsafeCell;
 use fmt;
 use marker;
@@ -355,8 +353,6 @@ pub fn guard_poison<'a, T: ?Sized>(guard: &MutexGuard<'a, T>) -> &'a poison::Fla
 
 #[cfg(test)]
 mod tests {
-    use prelude::v1::*;
-
     use sync::mpsc::channel;
     use sync::{Arc, Mutex, Condvar};
     use sync::atomic::{AtomicUsize, Ordering};
diff --git a/src/libstd/sync/once.rs b/src/libstd/sync/once.rs
index 54c1fe6c564..86d2986959c 100644
--- a/src/libstd/sync/once.rs
+++ b/src/libstd/sync/once.rs
@@ -369,8 +369,6 @@ impl OnceState {
 
 #[cfg(test)]
 mod tests {
-    use prelude::v1::*;
-
     use panic;
     use sync::mpsc::channel;
     use thread;
diff --git a/src/libstd/sync/rwlock.rs b/src/libstd/sync/rwlock.rs
index 65b5686de86..4801bcffd08 100644
--- a/src/libstd/sync/rwlock.rs
+++ b/src/libstd/sync/rwlock.rs
@@ -8,8 +8,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-use prelude::v1::*;
-
 use cell::UnsafeCell;
 use fmt;
 use marker;
@@ -385,8 +383,6 @@ impl<'a, T: ?Sized> Drop for RwLockWriteGuard<'a, T> {
 mod tests {
     #![allow(deprecated)] // rand
 
-    use prelude::v1::*;
-
     use rand::{self, Rng};
     use sync::mpsc::channel;
     use thread;
@@ -552,8 +548,6 @@ mod tests {
 
     #[test]
     fn test_rwlock_try_write() {
-        use mem::drop;
-
         let lock = RwLock::new(0isize);
         let read_guard = lock.read().unwrap();