Currently when you use Nexus’s Chrono Boost, a lot of affects do not work, which includes but not limited to:
Shield Regenerate speed of Protoss Structures;
Morph speed between Gateway and Warp Gate;
Morph speed or Command Center to Orbital Command or Planetary Fortress; Morph speed of Hatchery to Lair, Lair to Hive and Spire to Greater Spire;
Move speed of lifted Terran structures;
Burning speed of critical damaged Terran structures;
Life Regenerate speed of Zerg structures;
Natural larva spawn speed of Zerg Hatchery/Lair/Hive;
Additional larva spawn speed by Queen’s Larva Inject.
All such speeds, previous can be chrono’ed, remain the same as unchrono’ed. This bug can be confirmed in both Verse mode (through using Infestor to Neural Protoss’s Probe) and Co-op. (when a Protoss commander chrono ally’s structures0