[Filesystem][Lock] Deprecate LockHandler

components/filesystem/lock_handler.rst

@@ -1,6 +1,13 @@
 LockHandler
 ===========
 
+.. versionadded:: 3.4
+
+    The ``LockHandler`` class has been deprecated in Symfony 3.4
+    and it will be removed in Symfony 4.0. Use ``SemaphoreStore`` or
+    ``FlockStore`` from the ``Lock`` component  instead.
+
+
 What is a Lock?
 ---------------
 

console/lockable_trait.rst

@@ -5,9 +5,10 @@ Prevent Multiple Executions of a Console Command
     The ``LockableTrait`` was introduced in Symfony 3.2.
 
 A simple but effective way to prevent multiple executions of the same command in
-a single server is to use **file locks**. The Filesystem component provides a
-:doc:`LockHandler </components/filesystem/lock_handler>` class that eases the
-creation and release of these locks.
+a single server is to use **locks**. The Lock component provides a
+:ref:`SemaphoreStore <_lock-store-semaphore>` class and a
+:ref:`FlockStore <_lock-store-flock>` class that eases the creation and
+release of these locks.
 
 In addition, the Console component provides a PHP trait called ``LockableTrait``
 that adds two convenient methods to lock and release commands::