Bug 1998657 [Linux] Update gdk_x11 window resource leak as GdkWindow is created from nsWindow::Create() r=emilio

Differential Revision: https://phabricator.services.mozilla.com/D272629

Author: stransky

build/valgrind/x86_64-pc-linux-gnu.sup

@@ -266,15 +266,7 @@
     fun:_gdk_x11_display_create_window_impl
     fun:gdk_window_ensure_native
     fun:gdk_x11_window_get_xid
-    fun:GetX11Window
-    ...
-    fun:gtk_widget_map
-    fun:gtk_window_map
-    ...
-    fun:gtk_widget_map
-    fun:gtk_window_show
-    ...
-    fun:gtk_widget_show
+    fun:_ZN8nsWindow6CreateEP9nsIWidgetRKN7mozilla3gfx12IntRectTypedINS2_17LayoutDevicePixelEEERKNS2_6widget8InitDataE
     ...
 }