Added DtlsCertificate, a ref counted object owning an SSLIdentity

webrtc/p2p/base/session.h

Index: webrtc/p2p/base/session.h
diff --git a/webrtc/p2p/base/session.h b/webrtc/p2p/base/session.h
index 19ce3611b077b697990d2a932855bcaefe5852c1..ceeef7af6b276cba5d118cbb7b677dd19cb24f4d 100644
--- a/webrtc/p2p/base/session.h
+++ b/webrtc/p2p/base/session.h
@@ -100,7 +100,8 @@ class TransportProxy : public sigslot::has_slots<> {
 
   // Simple functions that thunk down to the same functions on Transport.
   void SetIceRole(IceRole role);
-  void SetIdentity(rtc::SSLIdentity* identity);
+  void SetCertificate(
+      const rtc::scoped_refptr<webrtc::DtlsCertificate>& certificate);
   bool SetLocalTransportDescription(const TransportDescription& description,
                                     ContentAction action,
                                     std::string* error_desc);
@@ -317,14 +318,17 @@ class BaseSession : public sigslot::has_slots<>,
   virtual void DestroyChannel(const std::string& content_name,
                               int component);
 
-  rtc::SSLIdentity* identity() { return identity_; }
+  const rtc::scoped_refptr<webrtc::DtlsCertificate>& certificate() {
+    return certificate_;
+  }
 
   // Set the ice connection receiving timeout.
   void SetIceConnectionReceivingTimeout(int timeout_ms);
 
  protected:
-  // Specifies the identity to use in this session.
-  bool SetIdentity(rtc::SSLIdentity* identity);
+  // Specifies the certificate to use in this session.
+  bool SetCertificate(
+      const rtc::scoped_refptr<webrtc::DtlsCertificate>& certificate);
 
   bool SetSslMaxProtocolVersion(rtc::SSLProtocolVersion version);
 
@@ -447,7 +451,7 @@ class BaseSession : public sigslot::has_slots<>,
   const std::string content_type_;
   const std::string transport_type_;
   bool initiator_;
-  rtc::SSLIdentity* identity_;
+  rtc::scoped_refptr<webrtc::DtlsCertificate> certificate_;
   rtc::SSLProtocolVersion ssl_max_version_;
   rtc::scoped_ptr<const SessionDescription> local_description_;
   rtc::scoped_ptr<SessionDescription> remote_description_;