Partial Type
Workspace/Solution/SolutionCompilationState.CompilationTracker.CompilationTrackerState.cs
Workspace/Solution/SolutionCompilationState.CompilationTrackerGeneratorInfo.cs
Workspace/Solution/SolutionCompilationState.RegularCompilationTracker.cs
Workspace/Solution/SolutionCompilationState.RegularCompilationTracker_Generators.cs