Destroy a Connection if a CreatePermission request fails.

webrtc/p2p/base/turnport.h

Index: webrtc/p2p/base/turnport.h
diff --git a/webrtc/p2p/base/turnport.h b/webrtc/p2p/base/turnport.h
index 3bca727346a7e2d776a3e3d30de7609435dabd19..96f0c9ffd64dd432361a21357e258c7ae39229b7 100644
--- a/webrtc/p2p/base/turnport.h
+++ b/webrtc/p2p/base/turnport.h
@@ -129,7 +129,6 @@ class TurnPort : public Port {
                    const rtc::SocketAddress&,
                    const rtc::SocketAddress&> SignalResolvedServerAddress;
 
-  // This signal is only for testing purpose.
   sigslot::signal3<TurnPort*, const rtc::SocketAddress&, int>
       SignalCreatePermissionResult;
 
@@ -249,6 +248,21 @@ class TurnPort : public Port {
   friend class TurnChannelBindRequest;
 };
 
+class TurnConnection : public ProxyConnection {
+ public:
+  TurnConnection(TurnPort* port,
+                 size_t index,
+                 const Candidate& remote_candidate);
+  virtual ~TurnConnection();
+
+ private:
+  void OnCreatePermissionResult(TurnPort* port,
+                                const rtc::SocketAddress& remote_address,
+                                int code);
+
+  TurnPort* turn_port_;
+};
+
 }  // namespace cricket
 
 #endif  // WEBRTC_P2P_BASE_TURNPORT_H_