Merge pull request insidegui#691 from insidegui/ah/public-pip

Use AVPictureInPictureController for supporting picture-in-picture

Author: insidegui

PlayerUI/Controllers/PUIPictureContainerViewController.swift

@@ -15,5 +15,3 @@ FOUNDATION_EXPORT double PlayerUIVersionNumber;
 FOUNDATION_EXPORT const unsigned char PlayerUIVersionString[];
 
 // In this header, you should import all the public headers of your framework using statements like #import <PlayerUI/PublicHeader.h>
-
-#import <PlayerUI/PIP.h>

PlayerUI/PiP Support/PIP.h

@@ -8,14 +8,10 @@
 
 import Cocoa
 
-public enum PUIPiPExitReason {
-    case returnButton, exitButton
-}
-
 public protocol PUIPlayerViewDelegate: AnyObject {
 
     func playerViewWillEnterPictureInPictureMode(_ playerView: PUIPlayerView)
-    func playerViewWillExitPictureInPictureMode(_ playerView: PUIPlayerView, reason: PUIPiPExitReason)
+    func playerWillRestoreUserInterfaceForPictureInPictureStop(_ playerView: PUIPlayerView)
     func playerViewDidSelectAddAnnotation(_ playerView: PUIPlayerView, at timestamp: Double)
     func playerViewDidSelectToggleFullScreen(_ playerView: PUIPlayerView)
     func playerViewDidSelectLike(_ playerView: PUIPlayerView)