Replace SetCapturer and SetCaptureDevice by SetSource.

webrtc/api/videosourceproxy.h

Index: webrtc/api/videosourceproxy.h
diff --git a/webrtc/api/videosourceproxy.h b/webrtc/api/videosourceproxy.h
index f43c0db69f2b6a69d1f8cc7591f13bafe16728ee..318eb412104be0791d709210ec26ddd9ccaf6ff9 100644
--- a/webrtc/api/videosourceproxy.h
+++ b/webrtc/api/videosourceproxy.h
@@ -23,17 +23,18 @@ namespace webrtc {
 BEGIN_PROXY_MAP(VideoTrackSource)
 PROXY_CONSTMETHOD0(SourceState, state)
 PROXY_CONSTMETHOD0(bool, remote)
-PROXY_METHOD0(cricket::VideoCapturer*, GetVideoCapturer)
 PROXY_METHOD0(void, Stop)
 PROXY_METHOD0(void, Restart)
 PROXY_CONSTMETHOD0(bool, is_screencast)
 PROXY_CONSTMETHOD0(rtc::Optional<bool>, needs_denoising)
 PROXY_METHOD1(bool, GetStats, Stats*)
-PROXY_METHOD2(void,
-              AddOrUpdateSink,
-              rtc::VideoSinkInterface<cricket::VideoFrame>*,
-              const rtc::VideoSinkWants&)
-PROXY_METHOD1(void, RemoveSink, rtc::VideoSinkInterface<cricket::VideoFrame>*)
+PROXY_WORKER_METHOD2(void,
+                     AddOrUpdateSink,
+                     rtc::VideoSinkInterface<cricket::VideoFrame>*,
+                     const rtc::VideoSinkWants&)
+PROXY_WORKER_METHOD1(void,
+                     RemoveSink,
+                     rtc::VideoSinkInterface<cricket::VideoFrame>*)
 PROXY_METHOD1(void, RegisterObserver, ObserverInterface*)
 PROXY_METHOD1(void, UnregisterObserver, ObserverInterface*)
 END_PROXY()