[#2344] Backporting some deprecated features which were not reflected yet

Author: weaverryan

book/controller.rst

@@ -686,7 +686,7 @@ the ``notice`` message:
 
     .. code-block:: html+php
 
-        <?php foreach ($view['session']->getFlash('notice') as $message): ?>
+        <?php foreach ($view['session']->getFlashBag()->get('notice') as $message): ?>
             <div class="flash-notice">
                 <?php echo "<div class='flash-error'>$message</div>" ?>
             </div>

cookbook/configuration/pdo_session_storage.rst

@@ -54,7 +54,7 @@ configuration format of your choice):
 
         <!-- app/config/config.xml -->
         <framework:config>
-            <framework:session handler-id="session.handler.pdo" lifetime="3600" auto-start="true"/>
+            <framework:session handler-id="session.handler.pdo" cookie-lifetime="3600" auto-start="true"/>
         </framework:config>
 
         <parameters>

reference/constraints/Valid.rst

@@ -115,14 +115,18 @@ an ``Address`` instance in the ``$address`` property.
             </property>
             <property name="zipCode">
                 <constraint name="NotBlank" />
-                <constraint name="MaxLength">5</constraint>
+                <constraint name="Length">
+                    <option name="max">5</option>
+                </constraint>
             </property>
         </class>
 
         <class name="Acme\HelloBundle\Entity\Author">
             <property name="firstName">
                 <constraint name="NotBlank" />
-                <constraint name="MinLength">4</constraint>
+                <constraint name="Length">
+                    <option name="min">4</option>
+                </constraint>
             </property>
             <property name="lastName">
                 <constraint name="NotBlank" />