porting shell from nuget to local

src/Shared/Microsoft.Windows.Shell/Standard/DWM_TIMING_INFO.cs

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+using System;
+using System.Runtime.InteropServices;
+
+namespace Standard
+{
+	[StructLayout(LayoutKind.Sequential, Pack = 1)]
+	internal struct DWM_TIMING_INFO
+	{
+		public int cbSize;
+
+		public UNSIGNED_RATIO rateRefresh;
+
+		public ulong qpcRefreshPeriod;
+
+		public UNSIGNED_RATIO rateCompose;
+
+		public ulong qpcVBlank;
+
+		public ulong cRefresh;
+
+		public uint cDXRefresh;
+
+		public ulong qpcCompose;
+
+		public ulong cFrame;
+
+		public uint cDXPresent;
+
+		public ulong cRefreshFrame;
+
+		public ulong cFrameSubmitted;
+
+		public uint cDXPresentSubmitted;
+
+		public ulong cFrameConfirmed;
+
+		public uint cDXPresentConfirmed;
+
+		public ulong cRefreshConfirmed;
+
+		public uint cDXRefreshConfirmed;
+
+		public ulong cFramesLate;
+
+		public uint cFramesOutstanding;
+
+		public ulong cFrameDisplayed;
+
+		public ulong qpcFrameDisplayed;
+
+		public ulong cRefreshFrameDisplayed;
+
+		public ulong cFrameComplete;
+
+		public ulong qpcFrameComplete;
+
+		public ulong cFramePending;
+
+		public ulong qpcFramePending;
+
+		public ulong cFramesDisplayed;
+
+		public ulong cFramesComplete;
+
+		public ulong cFramesPending;
+
+		public ulong cFramesAvailable;
+
+		public ulong cFramesDropped;
+
+		public ulong cFramesMissed;
+
+		public ulong cRefreshNextDisplayed;
+
+		public ulong cRefreshNextPresented;
+
+		public ulong cRefreshesDisplayed;
+
+		public ulong cRefreshesPresented;
+
+		public ulong cRefreshStarted;
+
+		public ulong cPixelsReceived;
+
+		public ulong cPixelsDrawn;
+
+		public ulong cBuffersEmpty;
+	}
+}