Auto-generate the reference assemblies to normalize them (#39681)

* Update Microsoft.VisualBasic.Core ref

* Update System.Collections.Concurrent ref

* Update System.Collections.Immutable ref

* Update System.Collections ref

* Update System.ComponentModel.Composition ref

* Update System.Data.Common ref

* Update System.Data.OleDb ref

* Update System.Data.SqlClient ref for netcoreapp

* Update System.Diagnostics.DiagnosticSource ref and DiagnosticSourceActivity.cs

* Update System.IO.Packaging ref for netcoreapp

* Update System.IO.Pipelines ref

* Update System.Linq ref

* Update System.Net.Http ref

* Update System.Net.Security ref

* Update System.Numerics.Tensors ref

* Update System.Reflection.Emit for netcore

* Update System.Security.AccessControl ref

* Update System.Security.Permissions ref

* Update System.ServiceModel.Syndication ref

* Update System.Text.Encodings.Web ref

* Update System.Threading.Channels ref for netcoreapp

* Update System.Utf8String.Experimental ref

* Update System.Utf8String.Experimental csproj to reference new file.

* Upat eSystem.Runtime ref and Manual ref

* Update Microsoft.Bcl.AsyncInterfaces ref

* Disable warning CS8617 for missing nullability annotations within
explicit interface methods.

* Revert System.Runtime.cs back to what's in master.

* Update System.Runtime ref (single change - System.Char -> char).

* Revert System.Collections.Immutable back to what's in master (keep
readonly on private fields).

* Update System.Runtime ref and add comment in Manual ref file for
TypedReference.

eng/ReferenceAssemblies.props

@@ -20,6 +20,9 @@
 
     <!-- We base calls from constructors with null literals. -->
     <NoWarn>$(NoWarn);CS8625</NoWarn>
+
+    <!-- We dont need to add null annotation within the ref for explicit interface methods. -->
+    <NoWarn>$(NoWarn);CS8617</NoWarn>
   </PropertyGroup>
 
   <ItemGroup Condition="'$(IsReferenceAssembly)' == 'true'">

src/Microsoft.Bcl.AsyncInterfaces/ref/Microsoft.Bcl.AsyncInterfaces.cs

@@ -62,8 +62,8 @@ public readonly partial struct Enumerator
             public System.Runtime.CompilerServices.ConfiguredValueTaskAwaitable<bool> MoveNextAsync() { throw null; }
         }
     }
-    [System.AttributeUsageAttribute(AttributeTargets.Parameter, Inherited = false)]
-    public sealed class EnumeratorCancellationAttribute : System.Attribute
+    [System.AttributeUsageAttribute(System.AttributeTargets.Parameter, Inherited=false)]
+    public sealed partial class EnumeratorCancellationAttribute : System.Attribute
     {
         public EnumeratorCancellationAttribute() { }
     }

src/System.Collections.Concurrent/ref/System.Collections.Concurrent.cs

@@ -113,7 +113,7 @@ public void Clear() { }
         void System.Collections.Generic.IDictionary<TKey, TValue>.Add(TKey key, TValue value) { }
         bool System.Collections.Generic.IDictionary<TKey, TValue>.Remove(TKey key) { throw null; }
         void System.Collections.ICollection.CopyTo(System.Array array, int index) { }
-        void System.Collections.IDictionary.Add(object key, object? value) { }
+        void System.Collections.IDictionary.Add(object key, object value) { }
         bool System.Collections.IDictionary.Contains(object key) { throw null; }
         System.Collections.IDictionaryEnumerator System.Collections.IDictionary.GetEnumerator() { throw null; }
         void System.Collections.IDictionary.Remove(object key) { }

src/System.Collections/ref/System.Collections.cs

@@ -57,7 +57,7 @@ protected Comparer() { }
         public static System.Collections.Generic.Comparer<T> Default { get { throw null; } }
         public abstract int Compare([System.Diagnostics.CodeAnalysis.AllowNullAttribute] T x, [System.Diagnostics.CodeAnalysis.AllowNullAttribute] T y);
         public static System.Collections.Generic.Comparer<T> Create(System.Comparison<T> comparison) { throw null; }
-        int System.Collections.IComparer.Compare(object? x, object? y) { throw null; }
+        int System.Collections.IComparer.Compare(object x, object y) { throw null; }
     }
     public partial class Dictionary<TKey, TValue> : System.Collections.Generic.ICollection<System.Collections.Generic.KeyValuePair<TKey, TValue>>, System.Collections.Generic.IDictionary<TKey, TValue>, System.Collections.Generic.IEnumerable<System.Collections.Generic.KeyValuePair<TKey, TValue>>, System.Collections.Generic.IReadOnlyCollection<System.Collections.Generic.KeyValuePair<TKey, TValue>>, System.Collections.Generic.IReadOnlyDictionary<TKey, TValue>, System.Collections.ICollection, System.Collections.IDictionary, System.Collections.IEnumerable, System.Runtime.Serialization.IDeserializationCallback, System.Runtime.Serialization.ISerializable where TKey : notnull
     {
@@ -103,7 +103,7 @@ public virtual void OnDeserialization(object? sender) { }
         bool System.Collections.Generic.ICollection<System.Collections.Generic.KeyValuePair<TKey, TValue>>.Remove(System.Collections.Generic.KeyValuePair<TKey, TValue> keyValuePair) { throw null; }
         System.Collections.Generic.IEnumerator<System.Collections.Generic.KeyValuePair<TKey, TValue>> System.Collections.Generic.IEnumerable<System.Collections.Generic.KeyValuePair<TKey, TValue>>.GetEnumerator() { throw null; }
         void System.Collections.ICollection.CopyTo(System.Array array, int index) { }
-        void System.Collections.IDictionary.Add(object key, object? value) { }
+        void System.Collections.IDictionary.Add(object key, object value) { }
         bool System.Collections.IDictionary.Contains(object key) { throw null; }
         System.Collections.IDictionaryEnumerator System.Collections.IDictionary.GetEnumerator() { throw null; }
         void System.Collections.IDictionary.Remove(object key) { }
@@ -188,8 +188,8 @@ protected EqualityComparer() { }
         public static System.Collections.Generic.EqualityComparer<T> Default { get { throw null; } }
         public abstract bool Equals([System.Diagnostics.CodeAnalysis.AllowNullAttribute] T x, [System.Diagnostics.CodeAnalysis.AllowNullAttribute] T y);
         public abstract int GetHashCode([System.Diagnostics.CodeAnalysis.DisallowNullAttribute] T obj);
-        bool System.Collections.IEqualityComparer.Equals(object? x, object? y) { throw null; }
-        int System.Collections.IEqualityComparer.GetHashCode(object? obj) { throw null; }
+        bool System.Collections.IEqualityComparer.Equals(object x, object y) { throw null; }
+        int System.Collections.IEqualityComparer.GetHashCode(object obj) { throw null; }
     }
     public partial class HashSet<T> : System.Collections.Generic.ICollection<T>, System.Collections.Generic.IEnumerable<T>, System.Collections.Generic.IReadOnlyCollection<T>, System.Collections.Generic.ISet<T>, System.Collections.IEnumerable, System.Runtime.Serialization.IDeserializationCallback, System.Runtime.Serialization.ISerializable
     {
@@ -296,7 +296,7 @@ public partial struct Enumerator : System.Collections.Generic.IEnumerator<T>, Sy
             public void Dispose() { }
             public bool MoveNext() { throw null; }
             void System.Collections.IEnumerator.Reset() { }
-            void System.Runtime.Serialization.IDeserializationCallback.OnDeserialization(object? sender) { }
+            void System.Runtime.Serialization.IDeserializationCallback.OnDeserialization(object sender) { }
             void System.Runtime.Serialization.ISerializable.GetObjectData(System.Runtime.Serialization.SerializationInfo info, System.Runtime.Serialization.StreamingContext context) { }
         }
     }
@@ -362,11 +362,11 @@ public void Sort(int index, int count, System.Collections.Generic.IComparer<T>?
         System.Collections.Generic.IEnumerator<T> System.Collections.Generic.IEnumerable<T>.GetEnumerator() { throw null; }
         void System.Collections.ICollection.CopyTo(System.Array array, int arrayIndex) { }
         System.Collections.IEnumerator System.Collections.IEnumerable.GetEnumerator() { throw null; }
-        int System.Collections.IList.Add(object? item) { throw null; }
-        bool System.Collections.IList.Contains(object? item) { throw null; }
-        int System.Collections.IList.IndexOf(object? item) { throw null; }
-        void System.Collections.IList.Insert(int index, object? item) { }
-        void System.Collections.IList.Remove(object? item) { }
+        int System.Collections.IList.Add(object item) { throw null; }
+        bool System.Collections.IList.Contains(object item) { throw null; }
+        int System.Collections.IList.IndexOf(object item) { throw null; }
+        void System.Collections.IList.Insert(int index, object item) { }
+        void System.Collections.IList.Remove(object item) { }
         public T[] ToArray() { throw null; }
         public void TrimExcess() { }
         public bool TrueForAll(System.Predicate<T> match) { throw null; }
@@ -451,7 +451,7 @@ public void CopyTo(System.Collections.Generic.KeyValuePair<TKey, TValue>[] array
         bool System.Collections.Generic.ICollection<System.Collections.Generic.KeyValuePair<TKey, TValue>>.Remove(System.Collections.Generic.KeyValuePair<TKey, TValue> keyValuePair) { throw null; }
         System.Collections.Generic.IEnumerator<System.Collections.Generic.KeyValuePair<TKey, TValue>> System.Collections.Generic.IEnumerable<System.Collections.Generic.KeyValuePair<TKey, TValue>>.GetEnumerator() { throw null; }
         void System.Collections.ICollection.CopyTo(System.Array array, int index) { }
-        void System.Collections.IDictionary.Add(object key, object? value) { }
+        void System.Collections.IDictionary.Add(object key, object value) { }
         bool System.Collections.IDictionary.Contains(object key) { throw null; }
         System.Collections.IDictionaryEnumerator System.Collections.IDictionary.GetEnumerator() { throw null; }
         void System.Collections.IDictionary.Remove(object key) { }
@@ -564,7 +564,7 @@ public void RemoveAt(int index) { }
         bool System.Collections.Generic.ICollection<System.Collections.Generic.KeyValuePair<TKey, TValue>>.Remove(System.Collections.Generic.KeyValuePair<TKey, TValue> keyValuePair) { throw null; }
         System.Collections.Generic.IEnumerator<System.Collections.Generic.KeyValuePair<TKey, TValue>> System.Collections.Generic.IEnumerable<System.Collections.Generic.KeyValuePair<TKey, TValue>>.GetEnumerator() { throw null; }
         void System.Collections.ICollection.CopyTo(System.Array array, int arrayIndex) { }
-        void System.Collections.IDictionary.Add(object key, object? value) { }
+        void System.Collections.IDictionary.Add(object key, object value) { }
         bool System.Collections.IDictionary.Contains(object key) { throw null; }
         System.Collections.IDictionaryEnumerator System.Collections.IDictionary.GetEnumerator() { throw null; }
         void System.Collections.IDictionary.Remove(object key) { }
@@ -616,7 +616,7 @@ void System.Collections.Generic.ICollection<T>.Add(T item) { }
         System.Collections.Generic.IEnumerator<T> System.Collections.Generic.IEnumerable<T>.GetEnumerator() { throw null; }
         void System.Collections.ICollection.CopyTo(System.Array array, int index) { }
         System.Collections.IEnumerator System.Collections.IEnumerable.GetEnumerator() { throw null; }
-        void System.Runtime.Serialization.IDeserializationCallback.OnDeserialization(object? sender) { }
+        void System.Runtime.Serialization.IDeserializationCallback.OnDeserialization(object sender) { }
         void System.Runtime.Serialization.ISerializable.GetObjectData(System.Runtime.Serialization.SerializationInfo info, System.Runtime.Serialization.StreamingContext context) { }
         public bool TryGetValue(T equalValue, [System.Diagnostics.CodeAnalysis.MaybeNullWhenAttribute(false)] out T actualValue) { throw null; }
         public void UnionWith(System.Collections.Generic.IEnumerable<T> other) { }
@@ -629,7 +629,7 @@ public partial struct Enumerator : System.Collections.Generic.IEnumerator<T>, Sy
             public void Dispose() { }
             public bool MoveNext() { throw null; }
             void System.Collections.IEnumerator.Reset() { }
-            void System.Runtime.Serialization.IDeserializationCallback.OnDeserialization(object? sender) { }
+            void System.Runtime.Serialization.IDeserializationCallback.OnDeserialization(object sender) { }
             void System.Runtime.Serialization.ISerializable.GetObjectData(System.Runtime.Serialization.SerializationInfo info, System.Runtime.Serialization.StreamingContext context) { }
         }
     }

src/System.ComponentModel.Composition/ref/System.ComponentModel.Composition.cs

@@ -534,13 +534,13 @@ protected ComposablePartDefinition() { }
     public partial class ComposablePartException : System.Exception
     {
         public ComposablePartException() { }
-        protected ComposablePartException(Runtime.Serialization.SerializationInfo info, Runtime.Serialization.StreamingContext context) { }
+        protected ComposablePartException(System.Runtime.Serialization.SerializationInfo info, System.Runtime.Serialization.StreamingContext context) { }
         public ComposablePartException(string message) { }
         public ComposablePartException(string message, System.ComponentModel.Composition.Primitives.ICompositionElement element) { }
         public ComposablePartException(string message, System.ComponentModel.Composition.Primitives.ICompositionElement element, System.Exception innerException) { }
         public ComposablePartException(string message, System.Exception innerException) { }
-        public override void GetObjectData(Runtime.Serialization.SerializationInfo info, Runtime.Serialization.StreamingContext context) { }
         public System.ComponentModel.Composition.Primitives.ICompositionElement Element { get { throw null; } }
+        public override void GetObjectData(System.Runtime.Serialization.SerializationInfo info, System.Runtime.Serialization.StreamingContext context) { }
     }
     public partial class ContractBasedImportDefinition : System.ComponentModel.Composition.Primitives.ImportDefinition
     {