diff --git a/src/player/Control.hxx b/src/player/Control.hxx
index 1bf41bb77..db20af4ce 100644
--- a/src/player/Control.hxx
+++ b/src/player/Control.hxx
@@ -246,20 +246,6 @@ public:
 		thread.Start();
 	}
 
-	/**
-	 * Locks the object.
-	 */
-	void Lock() const noexcept {
-		mutex.lock();
-	}
-
-	/**
-	 * Unlocks the object.
-	 */
-	void Unlock() const noexcept {
-		mutex.unlock();
-	}
-
 	/**
 	 * Signals the object.  The object should be locked prior to
 	 * calling this function.