removed some deprecations

akka-actor/src/main/scala/akka/actor/IO.scala

@@ -822,7 +822,7 @@ final class IOManager private (system: ExtendedActorSystem) extends Extension {
    * IO. It communicates with other actors using subclasses of
    * [[akka.actor.IO.IOMessage]].
    */
-  val actor: ActorRef = system.actorOf(Props(new IOManagerActor(settings)), "io-manager")
+  val actor: ActorRef = system.actorOf(Props(classOf[IOManagerActor], settings), "io-manager")
 
   /**
    * Create a ServerSocketChannel listening on an address. Messages will be

akka-actor/src/main/scala/akka/actor/Props.scala

@@ -13,6 +13,8 @@ import scala.annotation.varargs
 import Deploy.{ NoDispatcherGiven, NoMailboxGiven }
 import scala.collection.immutable
 
+import scala.language.existentials
+
 /**
  * Factory for Props instances.
  *

akka-actor/src/main/scala/akka/actor/dsl/Inbox.scala

@@ -27,7 +27,7 @@ trait Inbox { this: ActorDSL.type ⇒
     val DSLInboxQueueSize = config.getInt("inbox-size")
 
     val inboxNr = new AtomicInteger
-    val inboxProps = Props(new InboxActor(DSLInboxQueueSize))
+    val inboxProps = Props(classOf[InboxActor], DSLInboxQueueSize)
 
     def newReceiver: ActorRef = mkChild(inboxProps, "inbox-" + inboxNr.incrementAndGet)
   }

akka-actor/src/main/scala/akka/io/IO.scala

@@ -27,7 +27,7 @@ object IO {
     override def supervisorStrategy = connectionSupervisorStrategy
 
     val selectorPool = context.actorOf(
-      props = Props(new SelectionHandler(self, selectorSettings)).withRouter(RandomRouter(nrOfSelectors)),
+      props = Props(classOf[SelectionHandler], self, selectorSettings).withRouter(RandomRouter(nrOfSelectors)),
       name = "selectors")
 
     private def createWorkerMessage(pf: PartialFunction[HasFailureMessage, Props]): PartialFunction[HasFailureMessage, WorkerForCommand] = {

akka-actor/src/main/scala/akka/io/Tcp.scala

@@ -222,7 +222,7 @@ class TcpExt(system: ExtendedActorSystem) extends IO.Extension {
 
   val manager: ActorRef = {
     system.asInstanceOf[ActorSystemImpl].systemActorOf(
-      props = Props(new TcpManager(this)).withDispatcher(Settings.ManagementDispatcher),
+      props = Props(classOf[TcpManager], this).withDispatcher(Settings.ManagementDispatcher),
       name = "IO-TCP")
   }
 

akka-actor/src/main/scala/akka/io/TcpListener.scala

@@ -96,7 +96,7 @@ private[io] class TcpListener(val selectorRouter: ActorRef,
     if (socketChannel != null) {
       log.debug("New connection accepted")
       socketChannel.configureBlocking(false)
-      selectorRouter ! WorkerForCommand(RegisterIncoming(socketChannel), self, Props(new TcpIncomingConnection(socketChannel, tcp, handler, options)))
+      selectorRouter ! WorkerForCommand(RegisterIncoming(socketChannel), self, Props(classOf[TcpIncomingConnection], socketChannel, tcp, handler, options))
       acceptAllPending(limit - 1)
     } else context.parent ! AcceptInterest
   }

akka-actor/src/main/scala/akka/io/TcpManager.scala

@@ -50,10 +50,10 @@ private[io] class TcpManager(tcp: TcpExt) extends SelectorBasedManager(tcp.Setti
   def receive = workerForCommandHandler {
     case c: Connect ⇒
       val commander = sender
-      Props(new TcpOutgoingConnection(tcp, commander, c))
+      Props(classOf[TcpOutgoingConnection], tcp, commander, c)
     case b: Bind ⇒
       val commander = sender
-      Props(new TcpListener(selectorPool, tcp, commander, b))
+      Props(classOf[TcpListener], selectorPool, tcp, commander, b)
   }
 
 }

akka-actor/src/main/scala/akka/io/Udp.scala

@@ -106,7 +106,7 @@ class UdpExt(system: ExtendedActorSystem) extends IO.Extension {
 
   val manager: ActorRef = {
     system.asInstanceOf[ActorSystemImpl].systemActorOf(
-      props = Props(new UdpManager(this)),
+      props = Props(classOf[UdpManager], this),
       name = "IO-UDP-FF")
   }
 

akka-actor/src/main/scala/akka/io/UdpConnected.scala

@@ -64,7 +64,7 @@ class UdpConnectedExt(system: ExtendedActorSystem) extends IO.Extension {
 
   val manager: ActorRef = {
     system.asInstanceOf[ActorSystemImpl].systemActorOf(
-      props = Props(new UdpConnectedManager(this)),
+      props = Props(classOf[UdpConnectedManager], this),
       name = "IO-UDP-CONN")
   }
 

akka-actor/src/main/scala/akka/io/UdpConnectedManager.scala

@@ -15,7 +15,7 @@ private[io] class UdpConnectedManager(udpConn: UdpConnectedExt) extends Selector
   def receive = workerForCommandHandler {
     case c: Connect ⇒
       val commander = sender
-      Props(new UdpConnection(udpConn, commander, c))
+      Props(classOf[UdpConnection], udpConn, commander, c)
   }
 
 }

akka-actor/src/main/scala/akka/io/UdpManager.scala

@@ -49,10 +49,10 @@ private[io] class UdpManager(udp: UdpExt) extends SelectorBasedManager(udp.setti
   def receive = workerForCommandHandler {
     case b: Bind ⇒
       val commander = sender
-      Props(new UdpListener(udp, commander, b))
+      Props(classOf[UdpListener], udp, commander, b)
     case SimpleSender(options) ⇒
       val commander = sender
-      Props(new UdpSender(udp, options, commander))
+      Props(classOf[UdpSender], udp, options, commander)
   }
 
 }