From 89bb14669baa0fef5f3fa3f77c908ce5c353d940 Mon Sep 17 00:00:00 2001
From: Dennis Ushakov <dennis.ushakov@gmail.com>
Date: Thu, 28 Jun 2018 15:08:43 +0200
Subject: [PATCH] add hint/toolwindow as a parent disposable to prevent leaks
 (IDEA-194670)

---
 .../codeInsight/documentation/DocumentationComponent.java   | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/platform/lang-impl/src/com/intellij/codeInsight/documentation/DocumentationComponent.java b/platform/lang-impl/src/com/intellij/codeInsight/documentation/DocumentationComponent.java
index c08a06dbb971..75895e36dff3 100644
--- a/platform/lang-impl/src/com/intellij/codeInsight/documentation/DocumentationComponent.java
+++ b/platform/lang-impl/src/com/intellij/codeInsight/documentation/DocumentationComponent.java
@@ -554,6 +554,12 @@ public class DocumentationComponent extends JPanel implements Disposable, DataPr
       }
     });
 
+    if (myHint != null) {
+      Disposer.register(myHint, this);
+    } else if (myManager.myToolWindow != null) {
+      Disposer.register(myManager.myToolWindow.getContentManager(), this);
+    }
+
     registerActions();
 
     updateControlState();