--- a/dom/media/MediaRecorder.h
+++ b/dom/media/MediaRecorder.h
@@ -103,16 +103,18 @@ public:
    */
   size_t SizeOfExcludingThis(mozilla::MallocSizeOf aMallocSizeOf) const;
   // EventHandler
   IMPL_EVENT_HANDLER(dataavailable)
   IMPL_EVENT_HANDLER(error)
   IMPL_EVENT_HANDLER(start)
   IMPL_EVENT_HANDLER(stop)
   IMPL_EVENT_HANDLER(warning)
+  IMPL_EVENT_HANDLER(pause)
+  IMPL_EVENT_HANDLER(resume)
 
   NS_DECL_NSIDOCUMENTACTIVITY
 
   uint32_t GetAudioBitrate() { return mAudioBitsPerSecond; }
   uint32_t GetVideoBitrate() { return mVideoBitsPerSecond; }
   uint32_t GetBitrate() { return mBitsPerSecond; }
 protected:
   virtual ~MediaRecorder();

--- a/dom/webidl/MediaRecorder.webidl
+++ b/dom/webidl/MediaRecorder.webidl
@@ -28,16 +28,20 @@ interface MediaRecorder : EventTarget {
   attribute EventHandler onerror;
 
   attribute EventHandler onstart;
 
   attribute EventHandler onstop;
 
   attribute EventHandler onwarning;
 
+  attribute EventHandler onpause;
+
+  attribute EventHandler onresume;
+
   [Throws]
   void start(optional long timeSlice);
 
   [Throws]
   void stop();
 
   [Throws]
   void pause();