Stop the timer on new track starting

src/libtomahawk/source.cpp

@@ -310,6 +310,7 @@ Source::onPlaybackStarted( const Tomahawk::query_ptr& query )
 {
     qDebug() << Q_FUNC_INFO << query->toString();
     m_currentTrack = query;
+    m_currentTrackTimer.stop();
     if ( m_playlistInterface.isNull() )
         getPlaylistInterface();
     emit playbackStarted( query );