From 30caf79c4e4a5a4f25383de2ddc6dae8a3d5eaa1 Mon Sep 17 00:00:00 2001
From: Dan Field <dfield@gmail.com>
Date: Mon, 29 Oct 2018 16:36:28 -0700
Subject: [PATCH] Fix popSystemNavigator (flutter/engine#6691)

---
 .../darwin/ios/framework/Source/FlutterPlatformPlugin.mm        | 2 --
 1 file changed, 2 deletions(-)

diff --git a/engine/src/flutter/shell/platform/darwin/ios/framework/Source/FlutterPlatformPlugin.mm b/engine/src/flutter/shell/platform/darwin/ios/framework/Source/FlutterPlatformPlugin.mm
index fb52763303e..71940926f4a 100644
--- a/engine/src/flutter/shell/platform/darwin/ios/framework/Source/FlutterPlatformPlugin.mm
+++ b/engine/src/flutter/shell/platform/darwin/ios/framework/Source/FlutterPlatformPlugin.mm
@@ -203,12 +203,10 @@ using namespace shell;
   UIViewController* viewController = [UIApplication sharedApplication].keyWindow.rootViewController;
   if ([viewController isKindOfClass:[UINavigationController class]]) {
     [((UINavigationController*)viewController) popViewControllerAnimated:NO];
-    [_engine.get() setViewController:nil];
   } else {
     auto engineViewController = static_cast<UIViewController*>([_engine.get() viewController]);
     if (engineViewController != viewController) {
       [engineViewController dismissViewControllerAnimated:NO completion:nil];
-      [_engine.get() setViewController:nil];
     }
   }
 }