Merge branch '4.3' into 4.4

* 4.3:
  [Messenger] Use new TransportInterface
  Consistent bullet point endings

Author: OskarStark

forms.rst

@@ -400,7 +400,7 @@ possible paths:
 
 #. When initially loading the page in a browser, the form hasn't been submitted
    yet and ``$form->isSubmitted()`` returns ``false``. So, the form is created
-   and rendered.
+   and rendered;
 
 #. When the user submits the form, :method:`Symfony\\Component\\Form\\FormInterface::handleRequest`
    recognizes this and immediately writes the submitted data back into the
@@ -413,7 +413,7 @@ possible paths:
    written into the form, but this time :method:`Symfony\\Component\\Form\\FormInterface::isValid`
    returns ``true``. Now you have the opportunity to perform some actions using
    the ``$task`` object (e.g. persisting it to the database) before redirecting
-   the user to some other page (e.g. a "thank you" or "success" page).
+   the user to some other page (e.g. a "thank you" or "success" page);
 
 .. note::
 

messenger/custom-transport.rst

@@ -28,22 +28,31 @@ DSN. You will need a transport factory::
         }
     }
 
-The transport object needs to implement the ``TransportInterface`` (which simply combines
-the ``SenderInterface`` and ``ReceiverInterface``). It will look like this::
+The transport object needs to implement the
+:class:`Symfony\\Component\\Messenger\\Transport\\TransportInterface`
+(which combines the :class:`Symfony\\Component\\Messenger\\Transport\\Sender\\SenderInterface`
+and :class:`Symfony\\Component\\Messenger\\Transport\\Receiver\\ReceiverInterface`)::
+
+    use Symfony\Component\Messenger\Envelope;
 
     class YourTransport implements TransportInterface
     {
-        public function send(Envelope $envelope): Envelope
+        public function get(): iterable
         {
             // ...
         }
 
-        public function receive(callable $handler): void
+        public function ack(Envelope $envelope): void
         {
             // ...
         }
 
-        public function stop(): void
+        public function reject(Envelope $envelope): void
+        {
+            // ...
+        }
+
+        public function send(Envelope $envelope): Envelope
         {
             // ...
         }