OK, I figured this out by looking at the Controller and Command classes in Orchard.Modules. First I had to add a link to the project for Orchard.Modules, and then in Migrations.cs:
public int UpdateFrom2() { var features = _moduleService.GetAvailableFeatures().ToDictionary(m=>m.Descriptor.Id, m=>m); if (features.ContainsKey("TinyMce") && features["TinyMce"].IsEnabled) { _moduleService.DisableFeatures(new string[] { "TinyMce" }); } if (features.ContainsKey("TinyMceDeluxe") && !features["TinyMceDeluxe"].IsEnabled) { _moduleService.EnableFeatures(new string[] { "TinyMceDeluxe" }); } return 3; }
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