Revert "feat(ios): support multi-scene applications (#13941)"

This reverts commit bfc87a6.

Revert "fix(ios): fix debug issues with scenes (#13979)"

This reverts commit 8bcd5c3.

Revert "fix(ios): fix various issues related to the scene migration (#13981)"

This reverts commit 6e40edb.

Revert "fix(ios): restore compatibility for Ti.App._resumeRestart() (#13989)"

This reverts commit 3a44b3d.

Revert "fix(ios): fix some open issues related to scenes (#14020)"

This reverts commit a0a3aea.

chore: restore start sequence

# Conflicts:
#	iphone/TitaniumKit/TitaniumKit/Sources/API/TiApp.h
#	iphone/TitaniumKit/TitaniumKit/Sources/API/TiApp.m

iphone/Classes/AppModule.m

@@ -48,23 +48,9 @@ - (void)_resumeRestart:(id)unused
 #ifndef TI_USE_AUTOLAYOUT
   [TiLayoutQueue resetQueue];
 #endif
-
-  // Get the currently active scene
-  UIScene *activeScene = nil;
-  for (UIScene *scene in UIApplication.sharedApplication.connectedScenes) {
-    if (scene.activationState == UISceneActivationStateForegroundActive) {
-      activeScene = scene;
-      break;
-    }
-  }
-
-  if (activeScene == nil) {
-    NSLog(@"[ERROR] No active scene connected - this may lead to an undefined behavior");
-  }
-
   /* Begin backgrounding simulation */
-  [appDelegate sceneWillResignActive:activeScene];
-  [appDelegate sceneDidEnterBackground:activeScene];
+  [appDelegate applicationWillResignActive:app];
+  [appDelegate applicationDidEnterBackground:app];
   [appDelegate endBackgrounding];
   /* End backgrounding simulation */
 
@@ -90,9 +76,8 @@ - (void)_resumeRestart:(id)unused
 
   /* Begin foregrounding simulation */
   [appDelegate application:app didFinishLaunchingWithOptions:[appDelegate launchOptions]];
-  [appDelegate scene:activeScene willConnectToSession:activeScene.session options:TiApp.app.connectionOptions];
-  [appDelegate sceneWillEnterForeground:activeScene];
-  [appDelegate sceneDidBecomeActive:activeScene];
+  [appDelegate applicationWillEnterForeground:app];
+  [appDelegate applicationDidBecomeActive:app];
   /* End foregrounding simulation */
 }
 

iphone/TitaniumKit/TitaniumKit/Sources/API/TiApp.h

@@ -13,10 +13,17 @@
 #import "TiRootViewController.h"
 #import <JavaScriptCore/JavaScriptCore.h>
 
+extern BOOL applicationInMemoryPanic; // TODO: Remove in SDK 9.0+
+
+// TODO: Remove in SDK 9.0+
+TI_INLINE void waitForMemoryPanicCleared() //WARNING: This must never be run on main thread, or else there is a risk of deadlock!
+{
+}
+
 /**
  TiApp represents an instance of an application. There is always only one instance per application which could be accessed through <app> class method.
  */
-@interface TiApp : TiHost <UIApplicationDelegate, NSURLSessionDelegate, NSURLSessionTaskDelegate, NSURLSessionDownloadDelegate, UNUserNotificationCenterDelegate, UIWindowSceneDelegate> {
+@interface TiApp : TiHost <UIApplicationDelegate, NSURLSessionDelegate, NSURLSessionTaskDelegate, NSURLSessionDownloadDelegate, UNUserNotificationCenterDelegate> {
   UIWindow *window;
   UIImageView *loadView;
   UIView *splashScreenView;
@@ -26,7 +33,6 @@
   KrollBridge *kjsBridge;
 
   NSMutableDictionary *launchOptions;
-  UISceneConnectionOptions *_connectionOptions;
   NSTimeInterval started;
 
   int32_t networkActivityCount;
@@ -113,13 +119,6 @@
  */
 @property (nonatomic, readonly) NSDictionary *localNotification;
 
-/**
- Returns details for the last remote notification.
- 
- Dictionary containing details about remote notification, or _nil_.
- */
-@property (nonatomic, readonly) UISceneConnectionOptions *connectionOptions;
-
 /**
  Returns the application's root view controller.
  */