xbmc/xbmc — pull request #3360 by janbar (2013-10-01 21:25:51+00:00)
Title: PVR: Fix channel switch dead lock

g_graphicContext mutex is held during "videoOSD" and lock notification queue. Removing lock here should be safe until GUIWindowManager::GetWindow() is const. This fix cause of dead lock when channel switch fails (not tunable or other).