Ensure the CVDisplayLink is synchronized to the display that our window is on

app/streaming/video/ffmpeg-renderers/pacer/displaylinkvsyncsource.h

@@ -1,31 +1,11 @@
 #pragma once
 
-#include <CoreVideo/CoreVideo.h>
-
 #include "pacer.h"
 
-class DisplayLinkVsyncSource : public IVsyncSource
+class DisplayLinkVsyncSourceFactory
 {
 public:
-    DisplayLinkVsyncSource(Pacer* pacer);
-
-    virtual ~DisplayLinkVsyncSource();
-
-    virtual bool initialize(SDL_Window* window, int displayFps);
-
-private:
     static
-    CVReturn
-    displayLinkOutputCallback(
-        CVDisplayLinkRef,
-        const CVTimeStamp* now,
-        const CVTimeStamp* /* vsyncTime */,
-        CVOptionFlags,
-        CVOptionFlags*,
-        void *displayLinkContext);
-
-    Pacer* m_Pacer;
-    CVDisplayLinkRef m_DisplayLink;
-    int m_DisplayFps;
+    IVsyncSource* createVsyncSource(Pacer* pacer);
 };