Move solution and projects to src

src/Ryujinx.HLE/HOS/Kernel/Memory/KScopedPageList.cs

@@ -0,0 +1,27 @@
+using System;
+
+namespace Ryujinx.HLE.HOS.Kernel.Memory
+{
+    struct KScopedPageList : IDisposable
+    {
+        private readonly KMemoryManager _manager;
+        private KPageList _pageList;
+
+        public KScopedPageList(KMemoryManager manager, KPageList pageList)
+        {
+            _manager = manager;
+            _pageList = pageList;
+            pageList.IncrementPagesReferenceCount(manager);
+        }
+
+        public void SignalSuccess()
+        {
+            _pageList = null;
+        }
+
+        public void Dispose()
+        {
+            _pageList?.DecrementPagesReferenceCount(_manager);
+        }
+    }
+}