UPDATE 1-ECB likely to ease monetary policy in December -traders

(Adds additional information) Oct 26 (Reuters) - Traders say the European Central Bank (ECB) is likely to extend or increase its bond-buying programme in December, a Reuters poll found, while another cut to an already negative deposit rate may come but not any time soon. ECB President Mario Draghi struck a dovish tone after the central bank meeting last week, interpreted by many as a strong signal it will expand its 60-billion-euros-a-month asset-buying programme or extend it beyond n