Break out the basic reliable QUIC stream functionality from the

net/tools/quic/quic_client.h

Index: net/tools/quic/quic_client.h
diff --git a/net/tools/quic/quic_client.h b/net/tools/quic/quic_client.h
index 62efcd5128a4166e748582b4cd6b4a5e8c9f54cf..02f45e6c56a8520aaf2887faacf77235f2f768f5 100644
--- a/net/tools/quic/quic_client.h
+++ b/net/tools/quic/quic_client.h
@@ -34,7 +34,7 @@ class QuicClientPeer;
 }  // namespace test
 
 class QuicClient : public EpollCallbackInterface,
-                   public ReliableQuicStream::Visitor {
+                   public QuicDataStream::Visitor {
  public:
   QuicClient(IPEndPoint server_address,
              const string& server_hostname,
@@ -98,8 +98,8 @@ class QuicClient : public EpollCallbackInterface,
   virtual void OnUnregistration(int fd, bool replaced) OVERRIDE {}
   virtual void OnShutdown(EpollServer* eps, int fd) OVERRIDE {}
 
-  // ReliableQuicStream::Visitor
-  virtual void OnClose(ReliableQuicStream* stream) OVERRIDE;
+  // QuicDataStream::Visitor
+  virtual void OnClose(QuicDataStream* stream) OVERRIDE;
 
   QuicPacketCreator::Options* options();