Fix break from moving to new Cpp toolset: Constrained Execution Region feature, Assembly.GlobalAssemblyCache, BinaryFormatter, etc.

src/Microsoft.DotNet.Wpf/src/DirectWriteForwarder/CPP/DWriteWrapper/Factory.cpp

@@ -92,7 +92,9 @@ namespace MS { namespace Internal { namespace Text { namespace TextInterface
         _pFactory = (IDWriteFactory*)factoryTemp;
     }
 
+    #pragma warning (disable : 4950) // The Constrained Execution Region (CER) feature is not supported.  
     [ReliabilityContract(Consistency::WillNotCorruptState, Cer::Success)]
+    #pragma warning (default : 4950) // The Constrained Execution Region (CER) feature is not supported.  
     __declspec(noinline) bool Factory::ReleaseHandle()
     {
         if (_wpfFontCollectionLoader != nullptr)

src/Microsoft.DotNet.Wpf/src/DirectWriteForwarder/CPP/DWriteWrapper/Factory.h

@@ -79,7 +79,9 @@ namespace MS { namespace Internal { namespace Text { namespace TextInterface
 
         protected:
 
+            #pragma warning (disable : 4950) // The Constrained Execution Region (CER) feature is not supported.  
             [ReliabilityContract(Consistency::WillNotCorruptState, Cer::Success)]
+            #pragma warning (default : 4950) // The Constrained Execution Region (CER) feature is not supported.  
             virtual bool ReleaseHandle() override;
 
         internal:
@@ -221,7 +223,9 @@ namespace MS { namespace Internal { namespace Text { namespace TextInterface
 
             virtual property bool IsInvalid
             {
+                #pragma warning (disable : 4950) // The Constrained Execution Region (CER) feature is not supported.  
                 [ReliabilityContract(Consistency::WillNotCorruptState, Cer::Success)]
+                #pragma warning (default : 4950) // The Constrained Execution Region (CER) feature is not supported.  
                 bool get() override;
             }
     };

src/Microsoft.DotNet.Wpf/src/DirectWriteForwarder/CPP/DWriteWrapper/NativePointerWrapper.h

@@ -20,7 +20,9 @@ namespace MS { namespace Internal { namespace Text { namespace TextInterface { n
 
             virtual property bool IsInvalid
             {
+                #pragma warning (disable : 4950) // The Constrained Execution Region (CER) feature is not supported.  
                 [ReliabilityContract(Consistency::WillNotCorruptState, Cer::Success)]
+                #pragma warning (default : 4950) // The Constrained Execution Region (CER) feature is not supported.  
                 bool get() override;
             }
 
@@ -35,7 +37,9 @@ namespace MS { namespace Internal { namespace Text { namespace TextInterface { n
     {
         protected:
 
+            #pragma warning (disable : 4950) // The Constrained Execution Region (CER) feature is not supported.  
             [ReliabilityContract(Consistency::WillNotCorruptState, Cer::Success)]
+            #pragma warning (default : 4950) // The Constrained Execution Region (CER) feature is not supported.  
             virtual bool ReleaseHandle() override;
 
         public:
@@ -47,7 +51,9 @@ namespace MS { namespace Internal { namespace Text { namespace TextInterface { n
     {
         protected:
 
+            #pragma warning (disable : 4950) // The Constrained Execution Region (CER) feature is not supported.  
             [ReliabilityContract(Consistency::WillNotCorruptState, Cer::Success)]
+            #pragma warning (default : 4950) // The Constrained Execution Region (CER) feature is not supported.  
             virtual bool ReleaseHandle() override;
 
         public:

src/Microsoft.DotNet.Wpf/src/PresentationCore/MS/Win32/UnsafeNativeMethodsTablet.cs

@@ -85,14 +85,18 @@ namespace MS.Win32.Recognizer
         // call ReleaseHandle for you.
         public override bool IsInvalid
         {
+            #pragma warning disable SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported.  
             [ReliabilityContract(Consistency.WillNotCorruptState, Cer.Success)]
+            #pragma warning restore SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported.  
             get
             {
                 return IsClosed || handle == IntPtr.Zero;
             }
         }
 
+        #pragma warning disable SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported.  
         [ReliabilityContract(Consistency.WillNotCorruptState, Cer.Success)]
+        #pragma warning restore SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported.  
         override protected bool ReleaseHandle()
         {
             Debug.Assert(handle != IntPtr.Zero);
@@ -122,7 +126,9 @@ namespace MS.Win32.Recognizer
         // call ReleaseHandle for you.
         public override bool IsInvalid
         {
+            #pragma warning disable SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported.  
             [ReliabilityContract(Consistency.WillNotCorruptState, Cer.Success)]
+            #pragma warning restore SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported.  
             get
             {
                 return IsClosed || handle == IntPtr.Zero;
@@ -130,7 +136,9 @@ namespace MS.Win32.Recognizer
         }
 
 
+        #pragma warning disable SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported.  
         [ReliabilityContract(Consistency.WillNotCorruptState, Cer.Success)]
+        #pragma warning restore SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported.  
         override protected bool ReleaseHandle()
         {
             //Note: It is not an error to have already called DestroyRecognizer

src/Microsoft.DotNet.Wpf/src/PresentationCore/System/Windows/Media/UnsafeNativeMethodsMilCoreApi.cs

@@ -524,7 +524,10 @@ namespace MS.Win32.PresentationCore
             [DllImport(DllImport.MilCore, EntryPoint = "MILAddRef")]
             internal static extern UInt32 AddRef(SafeReversePInvokeWrapper pIUnknown);
 
+            #pragma warning disable SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported.  
             [DllImport(DllImport.MilCore, EntryPoint = "MILRelease"), ReliabilityContract(Consistency.WillNotCorruptState, Cer.Success)]
+            #pragma warning restore SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported.  
+
             internal static extern int Release(IntPtr pIUnkown);
 
             internal static void ReleaseInterface(ref IntPtr ptr)

src/Microsoft.DotNet.Wpf/src/PresentationCore/System/Windows/dataobject.cs

@@ -1768,7 +1768,9 @@ namespace System.Windows
 
                     formatter = new BinaryFormatter();
 
+                    #pragma warning disable SYSLIB0011 // BinaryFormatter is obsolete 
                     formatter.Serialize(stream, data);
+                    #pragma warning restore SYSLIB0011 // BinaryFormatter is obsolete
                     return SaveStreamToHandle(handle, stream, doNotReallocate);
                 }
             }
@@ -3122,7 +3124,9 @@ namespace System.Windows
                     }
                     try
                     {
+                        #pragma warning disable SYSLIB0011 // BinaryFormatter is obsolete 
                         value = formatter.Deserialize(stream);
+                        #pragma warning restore SYSLIB0011 // BinaryFormatter is obsolete 
                     }
                     catch (RestrictedTypeDeserializationException)
                     {

src/Microsoft.DotNet.Wpf/src/PresentationFramework/MS/Internal/AppModel/AssemblyFilter.cs

@@ -48,7 +48,9 @@ namespace MS.Internal
                 if (!a.ReflectionOnly)
                 {
                     // check if it is in the Gac , this ensures that we eliminate any non GAC assembly which are of no risk
+                    #pragma warning disable SYSLIB0005 // 'Assembly.GlobalAssemblyCache' is obsolete.
                     if (a.GlobalAssemblyCache)
+                    #pragma warning restore SYSLIB0005 // 'Assembly.GlobalAssemblyCache' is obsolete.
                     {
                         string assemblyName = AssemblyNameWithFileVersion(a);
                         // If we are on the disallowed list kill the application domain

src/Microsoft.DotNet.Wpf/src/PresentationFramework/MS/Internal/AppModel/ContentFilePart.cs

@@ -109,7 +109,9 @@ namespace MS.Internal.AppModel
 
             try
             {
+                #pragma warning disable // Type or member is obsolete
                 entryLocation = new Uri(Application.ResourceAssembly.CodeBase);
+                #pragma warning restore // Type or member is obsolete
             }
             catch (Exception ex)
             {

src/Microsoft.DotNet.Wpf/src/PresentationFramework/MS/Internal/AppModel/ResourceContainer.cs

@@ -252,7 +252,9 @@ namespace MS.Internal.AppModel
             // We do not care about assemblies loaded into the reflection-only context or the Gaced assemblies.
             // For example, in Sparkle whenever a project is built all dependent assemblies will be loaded reflection only.
             // We do no care about those. Only when a assembly is loaded into the execution context, we will need to update the cache. 
+            #pragma warning disable SYSLIB0005 // 'Assembly.GlobalAssemblyCache' is obsolete.
             if ((!assembly.ReflectionOnly) && (!assembly.GlobalAssemblyCache))
+            #pragma warning restore SYSLIB0005 // 'Assembly.GlobalAssemblyCache' is obsolete.
             {
                 AssemblyName assemblyInfo = new AssemblyName(assembly.FullName);
 

src/Microsoft.DotNet.Wpf/src/PresentationFramework/MS/Internal/DataStreams.cs

@@ -126,7 +126,9 @@ namespace MS.Internal.AppModel
                         {
                             // Convert the value of the DP into a byte array
                             MemoryStream byteStream = new MemoryStream();
+                            #pragma warning disable SYSLIB0011 // BinaryFormatter is obsolete 
                             this.Formatter.Serialize(byteStream, currentValue);
+                            #pragma warning restore SYSLIB0011 // BinaryFormatter is obsolete 
                             
                             bytes = byteStream.ToArray();
                             // Dispose the stream
@@ -236,7 +238,9 @@ namespace MS.Internal.AppModel
                     object newValue = null;
                     if (subStream._data != null)
                     {
+                        #pragma warning disable SYSLIB0011 // BinaryFormatter is obsolete 
                         newValue = this.Formatter.Deserialize(new MemoryStream(subStream._data));
+                        #pragma warning restore SYSLIB0011 // BinaryFormatter is obsolete 
                     }
                     element.SetValue(dp, newValue);
                 }

src/Microsoft.DotNet.Wpf/src/PresentationFramework/MS/Internal/Navigation/BindStream.cs

@@ -291,6 +291,7 @@ namespace MS.Internal.Navigation
         /// Overridden InitializeLifetimeService method
         /// </summary>
         /// <returns></returns>
+        [ObsoleteAttribute("InitializeLifetimeService is obsolete.", false)]
         public override object InitializeLifetimeService()
         {
             return _stream.InitializeLifetimeService();

src/Microsoft.DotNet.Wpf/src/PresentationFramework/System/Windows/Markup/XamlTypeMapper.cs

@@ -229,7 +229,9 @@ namespace System.Windows.Markup
             // so they can be loaded again.   The is the Dev build/load/build/load
             // Designer scenario.  (Don't mess with GACed assemblies)
             Assembly assem = ReflectionHelper.GetAlreadyLoadedAssembly(asmName);
+            #pragma warning disable SYSLIB0005 // 'Assembly.GlobalAssemblyCache' is obsolete. 
             if (assem != null && !assem.GlobalAssemblyCache)
+            #pragma warning restore SYSLIB0005 // 'Assembly.GlobalAssemblyCache' is obsolete. 
             {
                 ReflectionHelper.ResetCacheForAssembly(asmName);
                 // No way to reset SchemaContext at assembly granularity, so just reset the whole context

src/Microsoft.DotNet.Wpf/src/PresentationFramework/System/Windows/Standard/NativeMethods.cs

@@ -1389,7 +1389,9 @@ namespace Standard
 
         private SafeDC() : base(true) { }
 
+        #pragma warning disable SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported.  
         [ReliabilityContract(Consistency.WillNotCorruptState, Cer.MayFail)]
+        #pragma warning restore SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported.  
         protected override bool ReleaseHandle()
         {
             if (_created)
@@ -1512,7 +1514,9 @@ namespace Standard
     {
         private SafeHBITMAP() : base(true) { }
 
+        #pragma warning disable SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported.  
         [ReliabilityContract(Consistency.WillNotCorruptState, Cer.MayFail)]
+        #pragma warning restore SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported.  
         protected override bool ReleaseHandle()
         {
             return NativeMethods.DeleteObject(handle);
@@ -1523,7 +1527,9 @@ namespace Standard
     {
         private SafeGdiplusStartupToken() : base(true) { }
 
+        #pragma warning disable SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported.  
         [ReliabilityContract(Consistency.WillNotCorruptState, Cer.MayFail)]
+        #pragma warning restore SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported.  
         protected override bool ReleaseHandle()
         {
             Status s = NativeMethods.GdiplusShutdown(this.handle);
@@ -1592,7 +1598,9 @@ namespace Standard
         }
 
         [SuppressMessage("Microsoft.Design", "CA1031:DoNotCatchGeneralExceptionTypes")]
+        #pragma warning disable SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported.  
         [ReliabilityContract(Consistency.WillNotCorruptState, Cer.MayFail)]
+        #pragma warning restore SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported.  
         protected override bool ReleaseHandle()
         {
             try
@@ -2657,7 +2665,9 @@ namespace Standard
 
         [SuppressMessage("Mricrosoft.Performance", "CA1811:AvoidUncalledPrivateCode")]
         [DllImport("kernel32.dll")]
+        #pragma warning disable SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported.  
         [ReliabilityContract(Consistency.WillNotCorruptState, Cer.Success)]
+        #pragma warning restore SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported.  
         [return: MarshalAs(UnmanagedType.Bool)]
         public static extern bool FindClose(IntPtr handle);
 

src/Microsoft.DotNet.Wpf/src/ReachFramework/MS/Internal/Printing/Configuration/UnsafeNativeMethods.cs

@@ -76,7 +76,9 @@ namespace MS.Internal.Printing.Configuration
         /// <param name="handle">device handle proxy has been bound to</param>
         /// <returns>HRESULT code</returns>
         [DllImport(DllImport.PrntvPt, EntryPoint = "PTCloseProvider", CharSet = CharSet.Unicode, ExactSpelling = true)]
+        #pragma warning disable SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported.  
         [ReliabilityContract(Consistency.WillNotCorruptState, Cer.Success)]
+        #pragma warning restore SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported.  
         public static extern uint PTCloseProviderImpl(IntPtr handle);
 
         /// <summary>

src/Microsoft.DotNet.Wpf/src/Shared/MS/Internal/ReaderWriterLockWrapper.cs

@@ -299,7 +299,9 @@ namespace MS.Internal
             /// <summary>
             ///     Wait for a set of handles.
             /// </summary>
+            #pragma warning disable SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported.  
             [PrePrepareMethod]
+            #pragma warning restore SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported.  
             public override int Wait(IntPtr[] waitHandles, bool waitAll, int millisecondsTimeout)
             {
                 return MS.Win32.UnsafeNativeMethods.WaitForMultipleObjectsEx(waitHandles.Length, waitHandles, waitAll, millisecondsTimeout, false);

src/Microsoft.DotNet.Wpf/src/Shared/MS/Win32/NativeMethodsOther.cs

@@ -258,7 +258,9 @@ namespace MS.Win32
             private BitmapHandle(bool ownsHandle) : base(ownsHandle, NativeMethods.CommonHandles.GDI)
             {
             }
+            #pragma warning disable SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported. 
             [ReliabilityContract(Consistency.WillNotCorruptState, Cer.MayFail)]
+            #pragma warning restore SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported. 
             protected override bool ReleaseHandle()
             {
                 return UnsafeNativeMethods.DeleteObject(handle);
@@ -284,7 +286,9 @@ namespace MS.Win32
             {
             }
             
+            #pragma warning disable SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported. 
             [ReliabilityContract(Consistency.WillNotCorruptState, Cer.MayFail)]
+            #pragma warning restore SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported. 
             protected override bool ReleaseHandle()
             {
                 return UnsafeNativeMethods.DestroyIcon(handle);
@@ -310,7 +314,9 @@ namespace MS.Win32
             {
             }
 
+            #pragma warning disable SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported. 
             [ReliabilityContract(Consistency.WillNotCorruptState, Cer.MayFail)]
+            #pragma warning restore SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported. 
             protected override bool ReleaseHandle()
             {
                 return UnsafeNativeMethods.DestroyCursor( handle );
@@ -588,7 +594,9 @@ namespace MS.Win32
 		        return (LocalFree(base.handle) == IntPtr.Zero);
 		    }
 
+            #pragma warning disable SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported. 
 		    [ReliabilityContract(Consistency.WillNotCorruptState, Cer.Success)]
+            #pragma warning restore SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported. 
             [DllImport("kernel32.dll")]
 		    private static extern IntPtr LocalFree(IntPtr hMem);
 		}

src/Microsoft.DotNet.Wpf/src/Shared/MS/Win32/UnsafeNativeMethodsOther.cs

@@ -170,7 +170,9 @@ namespace MS.Win32
         /// </summary>
         /// <param name="hMem"></param>
         /// <returns></returns>
+        #pragma warning disable SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported. 
         [DllImport(ExternDll.Kernel32, SetLastError = true), ReliabilityContract(Consistency.WillNotCorruptState, Cer.Success)]
+        #pragma warning restore SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported. 
         internal static extern IntPtr LocalFree(IntPtr hMem);
 
 #if BASE_NATIVEMETHODS
@@ -636,7 +638,9 @@ namespace MS.Win32
             }
         }
         [DllImport(ExternDll.User32, EntryPoint = "GetIconInfo", CharSet = CharSet.Auto, SetLastError = true)]
+        #pragma warning disable SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported. 
         [ReliabilityContract(Consistency.WillNotCorruptState, Cer.MayFail)]
+        #pragma warning restore SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported. 
         private static extern bool GetIconInfoImpl(HandleRef hIcon, [Out] ICONINFO_IMPL piconinfo);
 
         [StructLayout(LayoutKind.Sequential)]
@@ -660,7 +664,9 @@ namespace MS.Win32
             piconinfo = new NativeMethods.ICONINFO();
             ICONINFO_IMPL iconInfoImpl = new ICONINFO_IMPL();
 
+            #pragma warning disable SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported. 
             SRCS.RuntimeHelpers.PrepareConstrainedRegions(); // Mark the following as special
+            #pragma warning restore SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported. 
             try
             {
                 // Intentionally empty

src/Microsoft.DotNet.Wpf/src/System.Printing/CPP/inc/GDIExporter/precomp.hpp

@@ -1,6 +1,9 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
+
+// Turn off CER warnings: The Constrained Execution Region (CER) feature is not supported.  
+#pragma warning (disable : 4950)
         
 #ifndef GDIEXPORTER
 

src/Microsoft.DotNet.Wpf/src/System.Printing/CPP/inc/InteropPrinterHandler.hpp

@@ -6,6 +6,10 @@
 
 #ifndef __INTEROPPRINTERHANDLER_HPP__
 #define __INTEROPPRINTERHANDLER_HPP__
+
+// Turn off CER warnings: The Constrained Execution Region (CER) feature is not supported.  
+#pragma warning (disable : 4950) 
+
 /*++
     Abstract:
 

src/Microsoft.DotNet.Wpf/src/System.Xaml/otherassemblyattrs.cs

@@ -14,7 +14,9 @@ using System.Windows.Markup;
 [assembly:Dependency("System.Xml,", LoadHint.Sometimes)]
 
 [assembly: TypeForwardedTo(typeof(System.Xaml.Permissions.XamlAccessLevel))]
+#pragma warning disable SYSLIB0003 // Type or member is obsolete
 [assembly: TypeForwardedTo(typeof(System.Xaml.Permissions.XamlLoadPermission))]
+#pragma warning restore SYSLIB0003 // Type or member is obsolete
 [assembly: TypeForwardedTo(typeof(System.Windows.Markup.ValueSerializerAttribute))]
 
 [assembly:XmlnsDefinition("http://schemas.microsoft.com/winfx/2006/xaml", "System.Windows.Markup")]

src/Microsoft.DotNet.Wpf/src/UIAutomation/UIAutomationClient/MS/Internal/Automation/Misc.cs

@@ -503,7 +503,9 @@ namespace MS.Internal.Automation
             }
             else
             {
+                #pragma warning disable SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported.  
                 RuntimeHelpers.PrepareConstrainedRegions();
+                #pragma warning restore SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported.  
                 bool fRelease = false;
                 try
                 {

src/Microsoft.DotNet.Wpf/src/UIAutomation/UIAutomationClient/System/Windows/Automation/Condition.cs

@@ -44,7 +44,9 @@ namespace System.Windows.Automation
             SafeConditionMemoryHandle sh = new SafeConditionMemoryHandle();
             int size = Marshal.SizeOf(uiaCondition);
 
+            #pragma warning disable SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported.  
             RuntimeHelpers.PrepareConstrainedRegions(); // ensures that the following finally block is atomic
+            #pragma warning restore SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported.  
             try { }
             finally
             {
@@ -64,7 +66,9 @@ namespace System.Windows.Automation
 
             int intPtrSize = Marshal.SizeOf(typeof(IntPtr));
 
+            #pragma warning disable SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported.  
             RuntimeHelpers.PrepareConstrainedRegions(); // ensures that the following finally block is atomic
+            #pragma warning restore SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported.  
             try { }
             finally
             {

src/Microsoft.DotNet.Wpf/src/UIAutomation/UIAutomationClientSideProviders/MS/Internal/AutomationProxies/Misc.cs

@@ -995,7 +995,9 @@ namespace MS.Internal.AutomationProxies
             }
             else
             {
+                #pragma warning disable SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported.  
                 RuntimeHelpers.PrepareConstrainedRegions();
+                #pragma warning restore SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported.  
                 bool fRelease = false;
                 try
                 {

src/Microsoft.DotNet.Wpf/src/WindowsBase/OtherAssemblyAttrs.cs

@@ -85,6 +85,7 @@ using System.Windows.Markup;
 [assembly:TypeForwardedTo(typeof(System.IO.Packaging.PackageRelationshipSelector))] 
 [assembly:TypeForwardedTo(typeof(System.IO.Packaging.PackageRelationshipSelectorType))]
 
+#pragma warning disable SYSLIB0003 // Type or member is obsolete
 [assembly: TypeForwardedTo(typeof(System.Security.Permissions.MediaPermissionAudio))]
 [assembly: TypeForwardedTo(typeof(System.Security.Permissions.MediaPermissionVideo))]
 [assembly: TypeForwardedTo(typeof(System.Security.Permissions.MediaPermissionImage))]
@@ -93,6 +94,7 @@ using System.Windows.Markup;
 [assembly: TypeForwardedTo(typeof(System.Security.Permissions.WebBrowserPermissionLevel))]
 [assembly: TypeForwardedTo(typeof(System.Security.Permissions.WebBrowserPermission))]
 [assembly: TypeForwardedTo(typeof(System.Security.Permissions.WebBrowserPermissionAttribute))]
+#pragma warning restore SYSLIB0003 // Type or member is obsolete
 
 [assembly: TypeForwardedTo(typeof(System.Collections.ObjectModel.ReadOnlyObservableCollection<>))]
 [assembly: TypeForwardedTo(typeof(System.Collections.ObjectModel.ObservableCollection<>))]

src/Microsoft.DotNet.Wpf/src/WindowsBase/System/Windows/Threading/DispatcherSynchronizationContext.cs

@@ -89,7 +89,9 @@ namespace System.Windows.Threading
         /// <summary>
         ///     Wait for a set of handles.
         /// </summary>
+        #pragma warning disable SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported.
         [PrePrepareMethod]
+        #pragma warning restore SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported.
         public override int Wait(IntPtr[] waitHandles, bool waitAll, int millisecondsTimeout)
         {
             if(_dispatcher._disableProcessingCount > 0)

src/Microsoft.DotNet.Wpf/src/WindowsBase/ref/WindowsBase.cs

@@ -1881,7 +1881,9 @@ namespace System.Windows.Threading
         public override System.Threading.SynchronizationContext CreateCopy() { throw null; }
         public override void Post(System.Threading.SendOrPostCallback d, object state) { }
         public override void Send(System.Threading.SendOrPostCallback d, object state) { }
+        #pragma warning disable SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported.  
         [System.Runtime.ConstrainedExecution.PrePrepareMethodAttribute]
+        #pragma warning restore SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported. 
         public override int Wait(System.IntPtr[] waitHandles, bool waitAll, int millisecondsTimeout) { throw null; }
     }
     public partial class DispatcherTimer

src/Microsoft.DotNet.Wpf/src/WindowsFormsIntegration/MS/Win32/UnsafeNativeMethods.cs

@@ -52,7 +52,9 @@ namespace MS.Win32
         }
 
         [DllImport(ExternDll.Gdi32, ExactSpelling = true, CharSet = CharSet.Auto)]
+        #pragma warning disable SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported.  
         [ReliabilityContract(Consistency.WillNotCorruptState, Cer.Success)]
+        #pragma warning restore SYSLIB0004 // The Constrained Execution Region (CER) feature is not supported.  
         [ResourceExposure(ResourceScope.None)]
         public static extern bool DeleteDC(IntPtr hDC);
     }