minor #8704 Client's history clear alternative (takman1)

This PR was squashed before being merged into the 3.3 branch (closes #8704).

Discussion
----------

Client's history clear alternative

Another way to clear client's history.

Commits
-------

153b7f7 Client's history clear alternative

Author: javiereguiluz

components/browser_kit.rst

@@ -225,7 +225,7 @@ also delete all the cookies::
     $client = new Client();
     $client->request('GET', '/');
 
-    // delete history
+    // reset the client (history and cookies are cleared too)
     $client->restart();
 
 Learn more