File otp_src_24.0.1-lib-wx-wx-demo-0.patch of Package erlang

diff -Ndurp otp_src_24.0.1/lib/wx/doc/src/wx.xml otp_src_24.0.1-lib-wx-wx-demo-0/lib/wx/doc/src/wx.xml
--- otp_src_24.0.1/lib/wx/doc/src/wx.xml	2021-05-20 17:05:53.000000000 +0300
+++ otp_src_24.0.1-lib-wx-wx-demo-0/lib/wx/doc/src/wx.xml	2021-05-22 17:08:17.203914914 +0300
@@ -275,14 +275,6 @@ library.</p>
 <p>Sets debug level. If debug level is 'verbose' or 'trace'
   each call is printed on console. If Level is 'driver' each allocated
   object and deletion is printed on the console.</p>
-</desc></func>
-<func>
-<name since="">demo() -&gt; ok | {error, atom()}</name>
-<fsummary>Starts a wxErlang demo if examples directory exists and is compiled.</fsummary>
-
-<desc><marker id="demo-0"/>
-
-<p>Starts a wxErlang demo if examples directory exists and is compiled</p>
 </desc></func></funcs>
 
 <authors>
diff -Ndurp otp_src_24.0.1/lib/wx/src/wx.erl otp_src_24.0.1-lib-wx-wx-demo-0/lib/wx/src/wx.erl
--- otp_src_24.0.1/lib/wx/src/wx.erl	2021-05-20 17:05:53.000000000 +0300
+++ otp_src_24.0.1-lib-wx-wx-demo-0/lib/wx/src/wx.erl	2021-05-22 17:07:04.197579321 +0300
@@ -71,8 +71,6 @@
 -export([create_memory/1, get_memory_bin/1,
 	 retain_memory/1, release_memory/1]).
 
--export([demo/0]).
-
 -export_type([wx_object/0, wx_env/0, wx_memory/0]).
 -export_type([wx_colour/0, wx_colour4/0, wx_datetime/0,
 	      wx_enum/0, wx_wxMouseState/0, wx_wxHtmlLinkInfo/0]).
@@ -333,18 +331,3 @@ set_debug(Level) when is_integer(Level)
 	    wxe_server:set_debug(Server,Level),
 	    ok
     end.
-
-%% @doc Starts a wxErlang demo if examples directory exists and is compiled
--spec demo() -> 'ok' | {'error', atom()}.
-demo() ->
-    Priv = code:priv_dir(wx),
-    Demo = filename:join([filename:dirname(Priv),examples,demo]),
-    Mod  = list_to_atom("demo"), %% Fool xref tests
-    case file:set_cwd(Demo) of
-	ok ->
-	    apply(Mod, start, []),
-	    ok;
-	_  ->
-	    {error, no_demo_dir}
-    end.
-