Bug 1028143 - Privatizing public destructor of MediaPipeline. r=jesup

media/webrtc/signaling/src/mediapipeline/MediaPipeline.h

@@ -68,14 +68,6 @@ class PeerIdentity;
 // For a receiving conduit, "input" is RTP and "output" is RTCP.
 //
 
-class MediaPipeline;
-
-template<>
-struct HasDangerousPublicDestructor<MediaPipeline>
-{
-  static const bool value = true;
-};
-
 class MediaPipeline : public sigslot::has_slots<> {
  public:
   enum Direction { TRANSMIT, RECEIVE };
@@ -117,8 +109,6 @@ class MediaPipeline : public sigslot::has_slots<> {
       transport_ = new PipelineTransport(this);
   }
 
-  virtual ~MediaPipeline();
-
   // Must be called on the STS thread.  Must be called after ShutdownMedia_m().
   void ShutdownTransport_s();
 
@@ -172,6 +162,7 @@ class MediaPipeline : public sigslot::has_slots<> {
   } RtpType;
 
  protected:
+  virtual ~MediaPipeline();
   virtual void DetachMediaStream() {}
 
   // Separate class to allow ref counting