From 9df4a54308a88fd80c5774d91c62da35afb5fd1b Mon Sep 17 00:00:00 2001
From: Marshall Greenblatt <magreenblatt@gmail.com>
Date: Mon, 27 Jan 2020 17:02:13 -0500
Subject: [PATCH] Linux: Fix crashes on main window close (fixes issue #2831)

Call DesktopWindowTreeHostPlatform::Close after destroying CEF's X11 window
so that objects owned by the WindowTreeHost (Compositor, X11Window, etc) are
properly cleaned up.
---
 libcef/browser/native/window_x11.cc | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/libcef/browser/native/window_x11.cc b/libcef/browser/native/window_x11.cc
index ea61f1bf6..462ce420f 100644
--- a/libcef/browser/native/window_x11.cc
+++ b/libcef/browser/native/window_x11.cc
@@ -161,6 +161,10 @@ void CefWindowX11::Close() {
   ev.xclient.data.l[0] = gfx::GetAtom(kWMDeleteWindow);
   ev.xclient.data.l[1] = x11::CurrentTime;
   XSendEvent(xdisplay_, xwindow_, false, NoEventMask, &ev);
+
+  auto host = GetHost();
+  if (host)
+    host->Close();
 }
 
 void CefWindowX11::Show() {