GameKit Changes

GameKit

Added GKLocalPlayer.localPlayer() -> GKLocalPlayer! [class]

Modified GKAchievement

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKAchievement.hidden

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKAchievement.init(identifier: String!)

	Declaration
From	init(identifier identifier: String!)
To	init!(identifier identifier: String!)

Modified GKAchievement.init(identifier: String!, player: GKPlayer!)

	Declaration
From	init(identifier identifier: String!, player player: GKPlayer!)
To	init!(identifier identifier: String!, player player: GKPlayer!)

Modified GKAchievement.issueChallengeToPlayers([AnyObject]!, message: String!)

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKAchievement.lastReportedDate

	Declaration
From	var lastReportedDate: NSDate! { get }
To	@NSCopying var lastReportedDate: NSDate! { get }

Modified GKAchievement.reportAchievementWithCompletionHandler(((NSError!) -> Void)!)

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKAchievement.reportAchievements([AnyObject]!, withCompletionHandler:((NSError!) -> Void)!) [class]

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKAchievement.selectChallengeablePlayerIDs([AnyObject]!, withCompletionHandler:(([AnyObject]!, NSError!) -> Void)!)

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKAchievement.showsCompletionBanner

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKAchievementChallenge

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKAchievementDescription

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKAchievementDescription.groupIdentifier

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKAchievementDescription.image

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKAchievementDescription.replayable

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKAchievementViewController

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKAchievementViewController.achievementDelegate

	Declaration
From	var achievementDelegate: GKAchievementViewControllerDelegate!
To	unowned(unsafe) var achievementDelegate: GKAchievementViewControllerDelegate!

Modified GKAchievementViewControllerDelegate

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKAchievementViewControllerDelegate.achievementViewControllerDidFinish(GKAchievementViewController!)

	Deprecation
From	--
To	OS X 10.10

Modified GKChallenge

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKChallenge.issuingPlayer

	Declaration
From	var issuingPlayer: GKPlayer! { get }
To	@NSCopying var issuingPlayer: GKPlayer! { get }

Modified GKChallenge.issuingPlayerID

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKChallenge.receivingPlayer

	Declaration
From	var receivingPlayer: GKPlayer! { get }
To	@NSCopying var receivingPlayer: GKPlayer! { get }

Modified GKChallenge.receivingPlayerID

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKChallengeEventHandler

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKChallengeEventHandler.delegate

	Declaration	Introduction	Deprecation
From	var delegate: GKChallengeEventHandlerDelegate!	OS X 10.10	--
To	unowned(unsafe) var delegate: GKChallengeEventHandlerDelegate!	OS X 10.8	OS X 10.10

Modified GKChallengeEventHandlerDelegate

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKChallengeEventHandlerDelegate.localPlayerDidCompleteChallenge(GKChallenge!)

	Deprecation	Optional
From	--	--
To	OS X 10.10	yes

Modified GKChallengeEventHandlerDelegate.localPlayerDidReceiveChallenge(GKChallenge!)

	Deprecation	Optional
From	--	--
To	OS X 10.10	yes

Modified GKChallengeEventHandlerDelegate.localPlayerDidSelectChallenge(GKChallenge!)

	Deprecation	Optional
From	--	--
To	OS X 10.10	yes

Modified GKChallengeEventHandlerDelegate.remotePlayerDidCompleteChallenge(GKChallenge!)

	Deprecation	Optional
From	--	--
To	OS X 10.10	yes

Modified GKChallengeEventHandlerDelegate.shouldShowBannerForLocallyCompletedChallenge(GKChallenge!) -> Bool

	Deprecation	Optional
From	--	--
To	OS X 10.10	yes

Modified GKChallengeEventHandlerDelegate.shouldShowBannerForLocallyReceivedChallenge(GKChallenge!) -> Bool

	Deprecation	Optional
From	--	--
To	OS X 10.10	yes

Modified GKChallengeEventHandlerDelegate.shouldShowBannerForRemotelyCompletedChallenge(GKChallenge!) -> Bool

	Deprecation	Optional
From	--	--
To	OS X 10.10	yes

Modified GKChallengeListener.player(GKPlayer!, didCompleteChallenge: GKChallenge!, issuedByFriend: GKPlayer!)

	Optional
From	--
To	yes

Modified GKChallengeListener.player(GKPlayer!, didReceiveChallenge: GKChallenge!)

	Optional
From	--
To	yes

Modified GKChallengeListener.player(GKPlayer!, issuedChallengeWasCompleted: GKChallenge!, byFriend: GKPlayer!)

	Optional
From	--
To	yes

Modified GKChallengeListener.player(GKPlayer!, wantsToPlayChallenge: GKChallenge!)

	Optional
From	--
To	yes

Modified GKChallengesViewController

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKChallengesViewController.challengeDelegate

	Declaration	Deprecation
From	var challengeDelegate: GKChallengesViewControllerDelegate!	--
To	unowned(unsafe) var challengeDelegate: GKChallengesViewControllerDelegate!	OS X 10.10

Modified GKDialogController.parentWindow

	Declaration
From	@IBOutlet var parentWindow: NSWindow!
To	@IBOutlet unowned(unsafe) var parentWindow: NSWindow!

Modified GKFriendRequestComposeViewController

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKFriendRequestComposeViewController.addRecipientsWithPlayerIDs([AnyObject]!)

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKFriendRequestComposeViewController.composeViewDelegate

	Declaration
From	var composeViewDelegate: GKFriendRequestComposeViewControllerDelegate!
To	unowned(unsafe) var composeViewDelegate: GKFriendRequestComposeViewControllerDelegate!

Modified GKFriendRequestComposeViewControllerDelegate.friendRequestComposeViewControllerDidFinish(GKFriendRequestComposeViewController!)

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKGameCenterControllerDelegate.gameCenterViewControllerDidFinish(GKGameCenterViewController!)

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified GKGameCenterViewController

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified GKGameCenterViewController.gameCenterDelegate

	Declaration
From	var gameCenterDelegate: GKGameCenterControllerDelegate!
To	unowned(unsafe) var gameCenterDelegate: GKGameCenterControllerDelegate!

Modified GKGameCenterViewController.leaderboardCategory

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKGameCenterViewController.leaderboardTimeScope

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKInvite

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKInvite.inviter

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKInvite.playerAttributes

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified GKInvite.playerGroup

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified GKInviteEventListener.player(GKPlayer!, didAcceptInvite: GKInvite!)

	Optional
From	--
To	yes

Modified GKInviteEventListener.player(GKPlayer!, didRequestMatchWithRecipients:[AnyObject]!)

	Optional
From	--
To	yes

Modified GKLeaderboard

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKLeaderboard.init()

	Declaration
From	init()
To	init!()

Modified GKLeaderboard.category

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKLeaderboard.groupIdentifier

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified GKLeaderboard.loadImageWithCompletionHandler(((NSImage!, NSError!) -> Void)!)

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKLeaderboard.loadLeaderboardsWithCompletionHandler((([AnyObject]!, NSError!) -> Void)!) [class]

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKLeaderboard.init(playerIDs: [AnyObject]!)

	Declaration	Introduction	Deprecation
From	init(playerIDs playerIDs: [AnyObject]!)	OS X 10.10	--
To	init!(playerIDs playerIDs: [AnyObject]!)	OS X 10.8	OS X 10.10

Modified GKLeaderboard.init(players: [AnyObject]!)

	Declaration
From	init(players players: [AnyObject]!)
To	init!(players players: [AnyObject]!)

Modified GKLeaderboard.setDefaultLeaderboard(String!, withCompletionHandler:((NSError!) -> Void)!) [class]

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKLeaderboardViewController

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKLeaderboardViewController.leaderboardDelegate

	Declaration
From	var leaderboardDelegate: GKLeaderboardViewControllerDelegate!
To	unowned(unsafe) var leaderboardDelegate: GKLeaderboardViewControllerDelegate!

Modified GKLeaderboardViewControllerDelegate

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKLeaderboardViewControllerDelegate.leaderboardViewControllerDidFinish(GKLeaderboardViewController!)

	Deprecation
From	--
To	OS X 10.10

Modified GKLocalPlayer

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKLocalPlayer.authenticateHandler

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified GKLocalPlayer.friends

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKLocalPlayer.loadDefaultLeaderboardCategoryIDWithCompletionHandler(((String!, NSError!) -> Void)!)

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKLocalPlayer.loadFriendsWithCompletionHandler((([AnyObject]!, NSError!) -> Void)!)

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKLocalPlayer.setDefaultLeaderboardCategoryID(String!, completionHandler:((NSError!) -> Void)!)

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKMatch

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKMatch.chooseBestHostPlayerWithCompletionHandler(((String!) -> Void)!)

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.9	OS X 10.10

Modified GKMatch.delegate

	Declaration
From	var delegate: GKMatchDelegate!
To	unowned(unsafe) var delegate: GKMatchDelegate!

Modified GKMatch.playerIDs

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKMatch.rematchWithCompletionHandler(((GKMatch!, NSError!) -> Void)!)

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified GKMatch.sendData(NSData!, toPlayers:[AnyObject]!, withDataMode: GKMatchSendDataMode, error: NSErrorPointer) -> Bool

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKMatchDelegate.match(GKMatch!, didFailWithError: NSError!)

	Introduction	Optional
From	OS X 10.10	--
To	OS X 10.8	yes

Modified GKMatchDelegate.match(GKMatch!, didReceiveData: NSData!, fromPlayer: String!)

	Introduction	Deprecation	Optional
From	OS X 10.10	--	--
To	OS X 10.8	OS X 10.10	yes

Modified GKMatchDelegate.match(GKMatch!, didReceiveData: NSData!, fromRemotePlayer: GKPlayer!)

	Optional
From	--
To	yes

Modified GKMatchDelegate.match(GKMatch!, player: GKPlayer!, didChangeConnectionState: GKPlayerConnectionState)

	Introduction	Optional
From	OS X 10.10	--
To	OS X 10.8	yes

Modified GKMatchDelegate.match(GKMatch!, shouldReinviteDisconnectedPlayer: GKPlayer!) -> Bool

	Optional
From	--
To	yes

Modified GKMatchDelegate.match(GKMatch!, shouldReinvitePlayer: String!) -> Bool

	Introduction	Deprecation	Optional
From	OS X 10.10	--	--
To	OS X 10.8	OS X 10.10	yes

Modified GKMatchRequest

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKMatchRequest.defaultNumberOfPlayers

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKMatchRequest.inviteMessage

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKMatchRequest.inviteeResponseHandler

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.9	OS X 10.10

Modified GKMatchRequest.maxPlayersAllowedForMatchOfType(GKMatchType) -> Int [class]

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified GKMatchRequest.playersToInvite

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKMatchmaker

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKMatchmaker.cancelInviteToPlayer(String!)

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.9	OS X 10.10

Modified GKMatchmaker.findPlayersForHostedMatchRequest(GKMatchRequest!, withCompletionHandler:(([AnyObject]!, NSError!) -> Void)!)

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKMatchmaker.finishMatchmakingForMatch(GKMatch!)

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified GKMatchmaker.inviteHandler

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKMatchmaker.matchForInvite(GKInvite!, completionHandler:((GKMatch!, NSError!) -> Void)!)

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified GKMatchmaker.startBrowsingForNearbyPlayersWithReachableHandler(((String!, Bool) -> Void)!)

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.9	OS X 10.10

Modified GKMatchmaker.stopBrowsingForNearbyPlayers()

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified GKMatchmakerViewController

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKMatchmakerViewController.addPlayersToMatch(GKMatch!)

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKMatchmakerViewController.defaultInvitationMessage

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKMatchmakerViewController.init(invite: GKInvite!)

	Declaration
From	init(invite invite: GKInvite!)
To	init!(invite invite: GKInvite!)

Modified GKMatchmakerViewController.init(matchRequest: GKMatchRequest!)

	Declaration
From	init(matchRequest request: GKMatchRequest!)
To	init!(matchRequest request: GKMatchRequest!)

Modified GKMatchmakerViewController.matchmakerDelegate

	Declaration
From	var matchmakerDelegate: GKMatchmakerViewControllerDelegate!
To	unowned(unsafe) var matchmakerDelegate: GKMatchmakerViewControllerDelegate!

Modified GKMatchmakerViewController.setHostedPlayer(String!, connected: Bool)

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKMatchmakerViewControllerDelegate.matchmakerViewController(GKMatchmakerViewController!, didFailWithError: NSError!)

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKMatchmakerViewControllerDelegate.matchmakerViewController(GKMatchmakerViewController!, didFindHostedPlayers:[AnyObject]!)

	Optional
From	--
To	yes

Modified GKMatchmakerViewControllerDelegate.matchmakerViewController(GKMatchmakerViewController!, didFindMatch: GKMatch!)

	Introduction	Optional
From	OS X 10.10	--
To	OS X 10.8	yes

Modified GKMatchmakerViewControllerDelegate.matchmakerViewController(GKMatchmakerViewController!, didFindPlayers:[AnyObject]!)

	Introduction	Deprecation	Optional
From	OS X 10.10	--	--
To	OS X 10.8	OS X 10.10	yes

Modified GKMatchmakerViewControllerDelegate.matchmakerViewController(GKMatchmakerViewController!, didReceiveAcceptFromHostedPlayer: String!)

	Introduction	Deprecation	Optional
From	OS X 10.10	--	--
To	OS X 10.8	OS X 10.10	yes

Modified GKMatchmakerViewControllerDelegate.matchmakerViewController(GKMatchmakerViewController!, hostedPlayerDidAccept: GKPlayer!)

	Optional
From	--
To	yes

Modified GKMatchmakerViewControllerDelegate.matchmakerViewControllerWasCancelled(GKMatchmakerViewController!)

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKNotificationBanner

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKNotificationBanner.showBannerWithTitle(String!, message: String!, completionHandler:(() -> Void)!) [class]

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKNotificationBanner.showBannerWithTitle(String!, message: String!, duration: NSTimeInterval, completionHandler:(() -> Void)!) [class]

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKPeerConnectionState [struct]

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKPeerConnectionState.init(_: UInt32)

	Deprecation
From	--
To	OS X 10.10

Modified GKPeerConnectionState.value

	Deprecation
From	--
To	OS X 10.10

Modified GKPlayer

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKPlayer.displayName

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKPlayer.isFriend

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKPlayer.loadPhotoForSize(GKPhotoSize, withCompletionHandler:((NSImage!, NSError!) -> Void)!)

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKSavedGameListener.player(GKPlayer!, didModifySavedGame: GKSavedGame!)

	Optional
From	--
To	yes

Modified GKSavedGameListener.player(GKPlayer!, hasConflictingSavedGames:[AnyObject]!)

	Optional
From	--
To	yes

Modified GKScore

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKScore.category

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKScore.init(category: String!)

	Declaration	Introduction	Deprecation
From	init(category category: String!)	OS X 10.10	--
To	init!(category category: String!)	OS X 10.8	OS X 10.10

Modified GKScore.context

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKScore.issueChallengeToPlayers([AnyObject]!, message: String!)

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKScore.init(leaderboardIdentifier: String!)

	Declaration
From	init(leaderboardIdentifier identifier: String!)
To	init!(leaderboardIdentifier identifier: String!)

Modified GKScore.init(leaderboardIdentifier: String!, player: GKPlayer!)

	Declaration
From	init(leaderboardIdentifier identifier: String!, player player: GKPlayer!)
To	init!(leaderboardIdentifier identifier: String!, player player: GKPlayer!)

Modified GKScore.playerID

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKScore.reportScoreWithCompletionHandler(((NSError!) -> Void)!)

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKScore.reportScores([AnyObject]!, withCompletionHandler:((NSError!) -> Void)!) [class]

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKScore.shouldSetDefaultLeaderboard

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKScoreChallenge

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKSendDataMode [struct]

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKSendDataMode.init(_: UInt32)

	Deprecation
From	--
To	OS X 10.10

Modified GKSendDataMode.value

	Deprecation
From	--
To	OS X 10.10

Modified GKSession

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKSession.acceptConnectionFromPeer(String!, error: NSErrorPointer) -> Bool

	Deprecation
From	--
To	OS X 10.10

Modified GKSession.available

	Deprecation
From	--
To	OS X 10.10

Modified GKSession.cancelConnectToPeer(String!)

	Deprecation
From	--
To	OS X 10.10

Modified GKSession.connectToPeer(String!, withTimeout: NSTimeInterval)

	Deprecation
From	--
To	OS X 10.10

Modified GKSession.delegate

	Declaration	Deprecation
From	var delegate: GKSessionDelegate!	--
To	unowned(unsafe) var delegate: GKSessionDelegate!	OS X 10.10

Modified GKSession.denyConnectionFromPeer(String!)

	Deprecation
From	--
To	OS X 10.10

Modified GKSession.disconnectFromAllPeers()

	Deprecation
From	--
To	OS X 10.10

Modified GKSession.disconnectPeerFromAllPeers(String!)

	Deprecation
From	--
To	OS X 10.10

Modified GKSession.disconnectTimeout

	Deprecation
From	--
To	OS X 10.10

Modified GKSession.displayName

	Deprecation
From	--
To	OS X 10.10

Modified GKSession.displayNameForPeer(String!) -> String!

	Deprecation
From	--
To	OS X 10.10

Modified GKSession.peerID

	Deprecation
From	--
To	OS X 10.10

Modified GKSession.peersWithConnectionState(GKPeerConnectionState) -> [AnyObject]!

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKSession.sendData(NSData!, toPeers:[AnyObject]!, withDataMode: GKSendDataMode, error: NSErrorPointer) -> Bool

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKSession.sendDataToAllPeers(NSData!, withDataMode: GKSendDataMode, error: NSErrorPointer) -> Bool

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKSession.sessionID

	Deprecation
From	--
To	OS X 10.10

Modified GKSession.init(sessionID: String!, displayName: String!, sessionMode: GKSessionMode)

	Declaration	Introduction	Deprecation
From	init(sessionID sessionID: String!, displayName name: String!, sessionMode mode: GKSessionMode)	OS X 10.10	--
To	init!(sessionID sessionID: String!, displayName name: String!, sessionMode mode: GKSessionMode)	OS X 10.8	OS X 10.10

Modified GKSession.sessionMode

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKSession.setDataReceiveHandler(AnyObject!, withContext: UnsafeMutablePointer<Void>)

	Declaration	Deprecation
From	func setDataReceiveHandler(_ handler: AnyObject!, withContext context: UnsafePointer<()>)	--
To	func setDataReceiveHandler(_ handler: AnyObject!, withContext context: UnsafeMutablePointer<Void>)	OS X 10.10

Modified GKSessionDelegate.session(GKSession!, connectionWithPeerFailed: String!, withError: NSError!)

	Optional
From	--
To	yes

Modified GKSessionDelegate.session(GKSession!, didFailWithError: NSError!)

	Optional
From	--
To	yes

Modified GKSessionDelegate.session(GKSession!, didReceiveConnectionRequestFromPeer: String!)

	Optional
From	--
To	yes

Modified GKSessionDelegate.session(GKSession!, peer: String!, didChangeState: GKPeerConnectionState)

	Optional
From	--
To	yes

Modified GKSessionMode [struct]

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKSessionMode.init(_: UInt32)

	Deprecation
From	--
To	OS X 10.10

Modified GKSessionMode.value

	Deprecation
From	--
To	OS X 10.10

Modified GKTurnBasedEventHandler

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKTurnBasedEventHandler.delegate

	Declaration	Introduction	Deprecation
From	var delegate: NSObject!	OS X 10.10	--
To	unowned(unsafe) var delegate: NSObject!	OS X 10.8	OS X 10.10

Modified GKTurnBasedEventHandler.sharedTurnBasedEventHandler() -> GKTurnBasedEventHandler! [class]

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKTurnBasedEventHandlerDelegate

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKTurnBasedEventHandlerDelegate.handleInviteFromGameCenter([AnyObject]!)

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKTurnBasedEventHandlerDelegate.handleMatchEnded(GKTurnBasedMatch!)

	Introduction	Deprecation	Optional
From	OS X 10.10	--	--
To	OS X 10.8	OS X 10.10	yes

Modified GKTurnBasedEventHandlerDelegate.handleTurnEventForMatch(GKTurnBasedMatch!, didBecomeActive: Bool)

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.9	OS X 10.10

Modified GKTurnBasedEventListener.player(GKPlayer!, didRequestMatchWithOtherPlayers:[AnyObject]!)

	Optional
From	--
To	yes

Modified GKTurnBasedEventListener.player(GKPlayer!, matchEnded: GKTurnBasedMatch!)

	Optional
From	--
To	yes

Modified GKTurnBasedEventListener.player(GKPlayer!, receivedExchangeCancellation: GKTurnBasedExchange!, forMatch: GKTurnBasedMatch!)

	Optional
From	--
To	yes

Modified GKTurnBasedEventListener.player(GKPlayer!, receivedExchangeReplies:[AnyObject]!, forCompletedExchange: GKTurnBasedExchange!, forMatch: GKTurnBasedMatch!)

	Optional
From	--
To	yes

Modified GKTurnBasedEventListener.player(GKPlayer!, receivedExchangeRequest: GKTurnBasedExchange!, forMatch: GKTurnBasedMatch!)

	Optional
From	--
To	yes

Modified GKTurnBasedEventListener.player(GKPlayer!, receivedTurnEventForMatch: GKTurnBasedMatch!, didBecomeActive: Bool)

	Optional
From	--
To	yes

Modified GKTurnBasedMatch

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKTurnBasedMatch.acceptInviteWithCompletionHandler(((GKTurnBasedMatch!, NSError!) -> Void)!)

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKTurnBasedMatch.declineInviteWithCompletionHandler(((NSError!) -> Void)!)

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKTurnBasedMatch.endTurnWithNextParticipants([AnyObject]!, turnTimeout: NSTimeInterval, matchData: NSData!, completionHandler:((NSError!) -> Void)!)

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified GKTurnBasedMatch.loadMatchWithID(String!, withCompletionHandler:((GKTurnBasedMatch!, NSError!) -> Void)!) [class]

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKTurnBasedMatch.matchDataMaximumSize

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKTurnBasedMatch.participantQuitInTurnWithOutcome(GKTurnBasedMatchOutcome, nextParticipants:[AnyObject]!, turnTimeout: NSTimeInterval, matchData: NSData!, completionHandler:((NSError!) -> Void)!)

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified GKTurnBasedMatch.rematchWithCompletionHandler(((GKTurnBasedMatch!, NSError!) -> Void)!)

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified GKTurnBasedMatch.saveCurrentTurnWithMatchData(NSData!, completionHandler:((NSError!) -> Void)!)

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKTurnBasedMatchmakerViewController

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKTurnBasedMatchmakerViewController.init(matchRequest: GKMatchRequest!)

	Declaration
From	init(matchRequest request: GKMatchRequest!)
To	init!(matchRequest request: GKMatchRequest!)

Modified GKTurnBasedMatchmakerViewController.turnBasedMatchmakerDelegate

	Declaration
From	var turnBasedMatchmakerDelegate: GKTurnBasedMatchmakerViewControllerDelegate!
To	unowned(unsafe) var turnBasedMatchmakerDelegate: GKTurnBasedMatchmakerViewControllerDelegate!

Modified GKTurnBasedMatchmakerViewControllerDelegate.turnBasedMatchmakerViewController(GKTurnBasedMatchmakerViewController!, didFailWithError: NSError!)

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKTurnBasedMatchmakerViewControllerDelegate.turnBasedMatchmakerViewController(GKTurnBasedMatchmakerViewController!, didFindMatch: GKTurnBasedMatch!)

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKTurnBasedMatchmakerViewControllerDelegate.turnBasedMatchmakerViewController(GKTurnBasedMatchmakerViewController!, playerQuitForMatch: GKTurnBasedMatch!)

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKTurnBasedMatchmakerViewControllerDelegate.turnBasedMatchmakerViewControllerWasCancelled(GKTurnBasedMatchmakerViewController!)

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKTurnBasedParticipant

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKTurnBasedParticipant.lastTurnDate

	Declaration
From	var lastTurnDate: NSDate! { get }
To	@NSCopying var lastTurnDate: NSDate! { get }

Modified GKTurnBasedParticipant.playerID

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKTurnBasedParticipant.timeoutDate

	Declaration	Introduction
From	var timeoutDate: NSDate! { get }	OS X 10.10
To	@NSCopying var timeoutDate: NSDate! { get }	OS X 10.8

Modified GKVoiceChat

	Introduction
From	OS X 10.10
To	OS X 10.8

Modified GKVoiceChat.playerIDs

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKVoiceChat.playerStateUpdateHandler

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKVoiceChat.setMute(Bool, forPlayer: String!)

	Introduction	Deprecation
From	OS X 10.10	--
To	OS X 10.8	OS X 10.10

Modified GKVoiceChatClient.voiceChatService(GKVoiceChatService!, didNotStartWithParticipantID: String!, error: NSError!)

	Optional
From	--
To	yes

Modified GKVoiceChatClient.voiceChatService(GKVoiceChatService!, didReceiveInvitationFromParticipantID: String!, callID: Int)

	Optional
From	--
To	yes

Modified GKVoiceChatClient.voiceChatService(GKVoiceChatService!, didStartWithParticipantID: String!)

	Optional
From	--
To	yes

Modified GKVoiceChatClient.voiceChatService(GKVoiceChatService!, didStopWithParticipantID: String!, error: NSError!)

	Optional
From	--
To	yes

Modified GKVoiceChatClient.voiceChatService(GKVoiceChatService!, sendRealTimeData: NSData!, toParticipantID: String!)

	Optional
From	--
To	yes

Modified GKErrorDomain

	Declaration
From	var GKErrorDomain: NSString!
To	let GKErrorDomain: String

Modified GKPlayerAuthenticationDidChangeNotificationName

	Declaration	Introduction
From	var GKPlayerAuthenticationDidChangeNotificationName: NSString!	OS X 10.10
To	let GKPlayerAuthenticationDidChangeNotificationName: String	OS X 10.8

Modified GKPlayerDidChangeNotificationName

	Declaration
From	var GKPlayerDidChangeNotificationName: NSString!
To	let GKPlayerDidChangeNotificationName: String

Modified GKSessionErrorDomain

	Declaration
From	let GKSessionErrorDomain: NSString!
To	let GKSessionErrorDomain: String

Modified GKTurnTimeoutDefault

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified GKTurnTimeoutNone

	Introduction
From	OS X 10.10
To	OS X 10.9

Modified GKVoiceChatServiceErrorDomain

	Declaration
From	let GKVoiceChatServiceErrorDomain: NSString!
To	let GKVoiceChatServiceErrorDomain: String