HTMLMediaElement capture: teach the captured MStream to follow up source events

third_party/WebKit/Source/modules/mediastream/MediaStream.h

Index: third_party/WebKit/Source/modules/mediastream/MediaStream.h
diff --git a/third_party/WebKit/Source/modules/mediastream/MediaStream.h b/third_party/WebKit/Source/modules/mediastream/MediaStream.h
index 2e3e2ce20584363c9d00d0dc1a5a19f9c930ed8f..df68654c9876c5d5110b6083ae8d34c60cf286f8 100644
--- a/third_party/WebKit/Source/modules/mediastream/MediaStream.h
+++ b/third_party/WebKit/Source/modules/mediastream/MediaStream.h
@@ -73,8 +73,10 @@ class MODULES_EXPORT MediaStream final : public EventTargetWithInlineData,
 
   void trackEnded();
 
-  // MediaStreamDescriptorClient
+  // MediaStreamDescriptorClient implementation
   void streamEnded() override;
+  void addTrackByComponent(MediaStreamComponent*) override;
+  void removeTrackByComponent(MediaStreamComponent*) override;
 
   MediaStreamDescriptor* descriptor() const { return m_descriptor; }
 
@@ -101,10 +103,6 @@ class MODULES_EXPORT MediaStream final : public EventTargetWithInlineData,
               const MediaStreamTrackVector& audioTracks,
               const MediaStreamTrackVector& videoTracks);
 
-  // MediaStreamDescriptorClient
-  void addRemoteTrack(MediaStreamComponent*) override;
-  void removeRemoteTrack(MediaStreamComponent*) override;
-
   bool emptyOrOnlyEndedTracks();
 
   void scheduleDispatchEvent(Event*);