[tvOS][QOL] Supports back button click when in the native player. (#947)

Shared/Coordinators/VideoPlayerCoordinator.swift

@@ -46,18 +46,14 @@ final class VideoPlayerCoordinator: NavigationCoordinatable {
         }
 
         #else
-
-        PreferenceUIHostingControllerView {
-            Group {
-                if Defaults[.VideoPlayer.videoPlayerType] == .swiftfin {
-                    VideoPlayer(manager: self.videoPlayerManager)
-                } else {
-                    NativeVideoPlayer(manager: self.videoPlayerManager)
-                }
+        if Defaults[.VideoPlayer.videoPlayerType] == .swiftfin {
+            PreferenceUIHostingControllerView {
+                VideoPlayer(manager: self.videoPlayerManager)
             }
+            .ignoresSafeArea()
+        } else {
+            NativeVideoPlayer(manager: self.videoPlayerManager)
         }
-        .ignoresSafeArea()
-
         #endif
     }
 }

Swiftfin tvOS/Views/VideoPlayer/NativeVideoPlayer.swift

@@ -57,6 +57,8 @@ struct NativeVideoPlayerView: UIViewControllerRepresentable {
     func updateUIViewController(_ uiViewController: UINativeVideoPlayerViewController, context: Context) {}
 }
 
+// TODO: Refactor such that this does not subclass AVPlayerViewController. Subclassing is not
+// supported according to the apple docs.
 class UINativeVideoPlayerViewController: AVPlayerViewController {
 
     let videoPlayerManager: VideoPlayerManager