Bug 1378295. P4 - remove reference to AbstractMediaDecoder from TrackBuffersManager.cpp. r=jya

MozReview-Commit-ID: 6TXVu72w7Ht

--HG--
extra : rebase_source : 7cc57a09949500f30ac6b57890578ce203ba6a59
extra : intermediate-source : 839251dd062bad76ea5aad49848183da5522d046
extra : source : d17fae18b49c46b40c0c06c2e26bef90cf0e5d13

dom/media/mediasource/TrackBuffersManager.cpp

@@ -62,7 +62,7 @@ static Atomic<uint32_t> sStreamSourceID(0u);
 
 class DispatchKeyNeededEvent : public Runnable {
 public:
-  DispatchKeyNeededEvent(AbstractMediaDecoder* aDecoder,
+  DispatchKeyNeededEvent(MediaSourceDecoder* aDecoder,
                          const nsTArray<uint8_t>& aInitData,
                          const nsString& aInitDataType)
     : Runnable("DispatchKeyNeededEvent")
@@ -82,7 +82,7 @@ public:
     return NS_OK;
   }
 private:
-  RefPtr<AbstractMediaDecoder> mDecoder;
+  RefPtr<MediaSourceDecoder> mDecoder;
   nsTArray<uint8_t> mInitData;
   nsString mInitDataType;
 };