Cleanup: use nullptr.

diff --git a/src/wx/content_panel.cc b/src/wx/content_panel.cc
index 5fa935fac3708b4052de4d6516565402007a21ab..0e2dbafb21e9bca274315f52bcdced3888161209 100644 (file)
--- a/src/wx/content_panel.cc
+++ b/src/wx/content_panel.cc
@@ -527,7 +527,7 @@ ContentPanel::check_selection ()
                _video_panel->create ();
        } else if (!have_video && _video_panel) {
                _notebook->DeletePage (off);
-               _video_panel = 0;
+               _video_panel = nullptr;
        }
 
        if (have_video) {
@@ -540,7 +540,7 @@ ContentPanel::check_selection ()
                _audio_panel->create ();
        } else if (!have_audio && _audio_panel) {
                _notebook->DeletePage (off);
-               _audio_panel = 0;
+               _audio_panel = nullptr;
        }
 
        if (have_audio) {