Update talk to 50918584.
Together with Stefan's http://review.webrtc.org/1960004/.

R=mallinath@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/2048004

git-svn-id: http://webrtc.googlecode.com/svn/trunk@4556 4adac7df-926f-26a2-2b94-8c16560cd09d

talk/app/webrtc/datachannelinterface.h

diff --git a/talk/app/webrtc/datachannelinterface.h b/talk/app/webrtc/datachannelinterface.h
index 82d375c..7be8a50 100644
--- a/talk/app/webrtc/datachannelinterface.h
+++ b/talk/app/webrtc/datachannelinterface.h
@@ -110,6 +110,16 @@
   // DataChannel object from other DataChannel objects.
   virtual std::string label() const = 0;
   virtual bool reliable() const = 0;
+
+  // TODO(tommyw): Remove these dummy implementations when all classes have
+  // implemented these APIs. They should all just return the values the
+  // DataChannel was created with.
+  virtual bool ordered() const { return false; }
+  virtual uint16 maxRetransmitTime() const { return 0; }
+  virtual uint16 maxRetransmits() const { return 0; }
+  virtual std::string protocol() const { return std::string(); }
+  virtual bool negotiated() const { return false; }
+
   virtual int id() const = 0;
   virtual DataState state() const = 0;
   // The buffered_amount returns the number of bytes of application data