Switch remoting/protocol to new callbacks

remoting/client/chromoting_client.h

Index: remoting/client/chromoting_client.h
diff --git a/remoting/client/chromoting_client.h b/remoting/client/chromoting_client.h
index 5d1844833f10c5b16f0adc3ce1c066e5350a88c3..252a2bc1fce74c5d354c2aa8930df32d76b8bded 100644
--- a/remoting/client/chromoting_client.h
+++ b/remoting/client/chromoting_client.h
@@ -66,20 +66,19 @@ class ChromotingClient : public protocol::ConnectionToHost::HostEventCallback,
 
   // ClientStub implementation.
   virtual void BeginSessionResponse(const protocol::LocalLoginStatus* msg,
-                                    Task* done) OVERRIDE;
+                                    const base::Closure& done) OVERRIDE;
 
   // VideoStub implementation.
   virtual void ProcessVideoPacket(const VideoPacket* packet,
-                                  Task* done) OVERRIDE;
+                                  const base::Closure& done) OVERRIDE;
   virtual int GetPendingPackets() OVERRIDE;
 
  private:
   struct QueuedVideoPacket {
-    QueuedVideoPacket(const VideoPacket* packet, Task* done)
-        : packet(packet), done(done) {
-    }
+    QueuedVideoPacket(const VideoPacket* packet, const base::Closure& done);
+    ~QueuedVideoPacket();
     const VideoPacket* packet;
-    Task* done;
+    base::Closure done;
   };
 
   base::MessageLoopProxy* message_loop();