--- a/dom/media/DOMMediaStream.h
+++ b/dom/media/DOMMediaStream.h
@@ -791,15 +791,15 @@ protected:
 private:
   void Init(MediaStream* aStream, OverlayImage* aImage);
 
 #ifdef MOZ_WIDGET_GONK
   const int DEFAULT_IMAGE_ID = 0x01;
   const int DEFAULT_IMAGE_WIDTH = 400;
   const int DEFAULT_IMAGE_HEIGHT = 300;
   RefPtr<OverlayImage> mOverlayImage;
-  PrincipalID mPrincipalHandle;
+  PrincipalHandle mPrincipalHandle;
 #endif
 };
 
 } // namespace mozilla
 
 #endif /* NSDOMMEDIASTREAM_H_ */

--- a/dom/media/webrtc/MediaEngineGonkVideoSource.cpp
+++ b/dom/media/webrtc/MediaEngineGonkVideoSource.cpp
@@ -63,17 +63,17 @@ NS_IMPL_RELEASE_INHERITED(MediaEngineGon
 // Called if the graph thinks it's running out of buffered video; repeat
 // the last frame for whatever minimum period it think it needs. Note that
 // this means that no *real* frame can be inserted during this period.
 void
 MediaEngineGonkVideoSource::NotifyPull(MediaStreamGraph* aGraph,
                                        SourceMediaStream* aSource,
                                        TrackID aID,
                                        StreamTime aDesiredTime,
-                                       const PrincipalID& aPrincipalHandle)
+                                       const PrincipalHandle& aPrincipalHandle)
 {
   VideoSegment segment;
 
   MonitorAutoLock lock(mMonitor);
   // B2G does AddTrack, but holds kStarted until the hardware changes state.
   // So mState could be kReleased here. We really don't care about the state,
   // though.