Structural and Memory Safety Improvements, Analyzer Cleanup (ryubing/ryujinx!47)

See merge request ryubing/ryujinx!47

src/Ryujinx.Cpu/DummyDiskCacheLoadState.cs

@@ -4,10 +4,10 @@ namespace Ryujinx.Cpu
 {
     public class DummyDiskCacheLoadState : IDiskCacheLoadState
     {
-#pragma warning disable CS0067 // The event is never used
         /// <inheritdoc/>
         public event Action<LoadState, int, int> StateChanged;
-#pragma warning restore CS0067
+
+        public DummyDiskCacheLoadState() => StateChanged?.Invoke(LoadState.Unloaded, 0, 0);
 
         /// <inheritdoc/>
         public void Cancel()