Craig Mitchelldyer/Portland TimbersWith the MLS season set to begin in just three days, here is a breakdown of the 12 teams in the Western Conference — including lineups, analysis, and a look at how the Timbers stack up. 1. LAFC Bob Bradley’s team was terrific in its first season in the league last year — scoring a Western Conference-high 68 goals, playing some of the league’s most intricate attacking soccer, and finishing fifth in the Supporters’ Shield standings. They just couldn’t finish games off. Especially late in the season, after they lost young Canadian midfielder Marc-Anthony Kaye to injury and sold Laurent Ciman to Dijon, LAFC was soft defensively. Their playoff exit at the hands of Real Salt Lake came in a game in which they outshot RSL 20-4 and had 63 percent possession. If LAFC can fix that this year — be just a fraction more clinical — they’ll be serious Cup contenders. Getting Kaye back into the lineup will help, as will bringing back the trio of Danilo Silva, Walker Zimmerman, and Jordan Harvey. Going forward, LAFC will be a force. They played tremendous attacking soccer in their expansion season — intricate, inventive, and ambitious. We should see…