This is the new fighter ability progression, by the way. All abilities become available at the listed level and can be accessed at any point in the future as well (as is the case with pretty much all abilities). Disciplined Barrage is now +10 but an Encounter ability. Critical Defense now also converts a percentage of Hits to Grazes. Crippling Guard has been deprecated.
1 Constant Recovery, +Knockdown (Active) or Disciplined Barrage (Active)
3 +Defender (Modal), Guardian Stance (Modal), Confident Aim
5 +Weapon Specialization, Vigorous Defense (Active), Into the Fray (Active)
7 +Armored Grace, Unbending (Active), Clear Out (Active)
9 +Critical Defense
11 +Unbroken