Merge branch '6.4' into 7.0

* 6.4:
  [HttpFoundation] Fix IpsRequestMatcher reference

Author: OskarStark

components/http_foundation.rst

@@ -390,7 +390,7 @@ address, it uses a certain HTTP method, etc.):
 * :class:`Symfony\\Component\\HttpFoundation\\RequestMatcher\\ExpressionRequestMatcher`
 * :class:`Symfony\\Component\\HttpFoundation\\RequestMatcher\\HostRequestMatcher`
 * :class:`Symfony\\Component\\HttpFoundation\\RequestMatcher\\IpsRequestMatcher`
-* :class:`Symfony\\Component\\HttpFoundation\\RequestMatcher\\IsJsonMatcher`
+* :class:`Symfony\\Component\\HttpFoundation\\RequestMatcher\\IsJsonRequestMatcher`
 * :class:`Symfony\\Component\\HttpFoundation\\RequestMatcher\\MethodRequestMatcher`
 * :class:`Symfony\\Component\\HttpFoundation\\RequestMatcher\\PathRequestMatcher`
 * :class:`Symfony\\Component\\HttpFoundation\\RequestMatcher\\PortRequestMatcher`