1 files changed, 2 insertions, 4 deletions
diff --git a/library/std/src/sys/unsupported/locks/mutex.rs b/library/std/src/sys/unsupported/locks/mutex.rs
index 87ea475c6..4a13c55fb 100644
--- a/library/std/src/sys/unsupported/locks/mutex.rs
+++ b/library/std/src/sys/unsupported/locks/mutex.rs
@@ -5,8 +5,6 @@ pub struct Mutex {
     locked: Cell<bool>,
 }
 
-pub type MovableMutex = Mutex;
-
 unsafe impl Send for Mutex {}
 unsafe impl Sync for Mutex {} // no threads on this platform
 
@@ -18,7 +16,7 @@ impl Mutex {
     }
 
     #[inline]
-    pub unsafe fn lock(&self) {
+    pub fn lock(&self) {
         assert_eq!(self.locked.replace(true), false, "cannot recursively acquire mutex");
     }
 
@@ -28,7 +26,7 @@ impl Mutex {
     }
 
     #[inline]
-    pub unsafe fn try_lock(&self) -> bool {
+    pub fn try_lock(&self) -> bool {
         self.locked.replace(true) == false
     }
 }