Refactoring commands handling (#728)

* Refactoring commands handling

- Use Reflection to handle commands ID.
- Add all symbols (from SwIPC so not all time accurate).
- Re-sort some services commands methods.
- Some cleanup.
- Keep some empty constructor for consistency.

* Fix order in IProfile

Ryujinx.HLE/HOS/Services/Ssl/ISslService.cs

@@ -1,25 +1,13 @@
 using Ryujinx.Common.Logging;
-using Ryujinx.HLE.HOS.Ipc;
-using System.Collections.Generic;
 
 namespace Ryujinx.HLE.HOS.Services.Ssl
 {
     [Service("ssl")]
     class ISslService : IpcService
     {
-        private Dictionary<int, ServiceProcessRequest> _commands;
-
-        public override IReadOnlyDictionary<int, ServiceProcessRequest> Commands => _commands;
-
-        public ISslService(ServiceCtx context)
-        {
-            _commands = new Dictionary<int, ServiceProcessRequest>
-            {
-                { 0, CreateContext       },
-                { 5, SetInterfaceVersion }
-            };
-        }
+        public ISslService(ServiceCtx context) { }
 
+        [Command(0)]
         // CreateContext(nn::ssl::sf::SslVersion, u64, pid) -> object<nn::ssl::sf::ISslContext>
         public long CreateContext(ServiceCtx context)
         {
@@ -33,6 +21,7 @@ namespace Ryujinx.HLE.HOS.Services.Ssl
             return 0;
         }
 
+        [Command(5)]
         // SetInterfaceVersion(u32)
         public long SetInterfaceVersion(ServiceCtx context)
         {