| /* | 
 |  *  Copyright 2020 The WebRTC project authors. All Rights Reserved. | 
 |  * | 
 |  *  Use of this source code is governed by a BSD-style license | 
 |  *  that can be found in the LICENSE file in the root of the source | 
 |  *  tree. An additional intellectual property rights grant can be found | 
 |  *  in the file PATENTS.  All contributing project authors may | 
 |  *  be found in the AUTHORS file in the root of the source tree. | 
 |  */ | 
 |  | 
 | #ifndef API_SET_LOCAL_DESCRIPTION_OBSERVER_INTERFACE_H_ | 
 | #define API_SET_LOCAL_DESCRIPTION_OBSERVER_INTERFACE_H_ | 
 |  | 
 | #include "api/ref_count.h" | 
 | #include "api/rtc_error.h" | 
 |  | 
 | namespace webrtc { | 
 |  | 
 | // OnSetLocalDescriptionComplete() invokes as soon as | 
 | // PeerConnectionInterface::SetLocalDescription() operation completes, allowing | 
 | // the observer to examine the effects of the operation without delay. | 
 | class SetLocalDescriptionObserverInterface : public RefCountInterface { | 
 |  public: | 
 |   // On success, `error.ok()` is true. | 
 |   virtual void OnSetLocalDescriptionComplete(RTCError error) = 0; | 
 | }; | 
 |  | 
 | }  // namespace webrtc | 
 |  | 
 | #endif  // API_SET_LOCAL_DESCRIPTION_OBSERVER_INTERFACE_H_ |