From d19ede8dcca1388ab1d5ec6ef290abc59f97231e Mon Sep 17 00:00:00 2001
From: Denis Fokin <Denis.Fokin@jetbrains.com>
Date: Wed, 23 Aug 2017 11:49:25 +0300
Subject: [PATCH] IDEA-176902

Evaluate Expression fails with exception
---
 .../com/intellij/openapi/ui/impl/DialogWrapperPeerImpl.java   | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/platform/platform-impl/src/com/intellij/openapi/ui/impl/DialogWrapperPeerImpl.java b/platform/platform-impl/src/com/intellij/openapi/ui/impl/DialogWrapperPeerImpl.java
index ebbd454db1cf..52eb25324c09 100644
--- a/platform/platform-impl/src/com/intellij/openapi/ui/impl/DialogWrapperPeerImpl.java
+++ b/platform/platform-impl/src/com/intellij/openapi/ui/impl/DialogWrapperPeerImpl.java
@@ -183,9 +183,7 @@ public class DialogWrapperPeerImpl extends DialogWrapperPeer implements FocusTra
       myWindowManager = (WindowManagerEx)WindowManager.getInstance();
     }
 
-    OwnerOptional.fromComponent(parent).ifWindow(window -> {
-      createDialog(window, canBeParent);
-    });
+    createDialog(OwnerOptional.fromComponent(parent).get(), canBeParent);
   }
 
   public DialogWrapperPeerImpl(@NotNull final DialogWrapper wrapper,final Window owner, final boolean canBeParent,