Apply changes from https://github.com/mono/mono/pull/11944 to API snapshot

7 files changed, 98 insertions, 12 deletions

diff --git a/profiles/monodroid/System.cs b/profiles/monodroid/System.cs
index 6e23cc1..eb33572 100644
--- a/profiles/monodroid/System.cs
+++ b/profiles/monodroid/System.cs
@@ -8195,6 +8195,7 @@ namespace System.Net.Sockets
         public int Receive(System.Collections.Generic.IList<System.ArraySegment<byte>> buffers, System.Net.Sockets.SocketFlags socketFlags) { throw null; }
         [System.CLSCompliantAttribute(false)]
         public int Receive(System.Collections.Generic.IList<System.ArraySegment<byte>> buffers, System.Net.Sockets.SocketFlags socketFlags, out System.Net.Sockets.SocketError errorCode) { throw null; }
+        public int Receive(System.Span<byte> buffer) { throw null; }
         public int Receive(System.Span<byte> buffer, System.Net.Sockets.SocketFlags socketFlags) { throw null; }
         public bool ReceiveAsync(System.Net.Sockets.SocketAsyncEventArgs e) { throw null; }
         public int ReceiveFrom(byte[] buffer, int offset, int size, System.Net.Sockets.SocketFlags socketFlags, ref System.Net.EndPoint remoteEP) { throw null; }
@@ -8216,6 +8217,7 @@ namespace System.Net.Sockets
         public int Send(System.Collections.Generic.IList<System.ArraySegment<byte>> buffers, System.Net.Sockets.SocketFlags socketFlags) { throw null; }
         [System.CLSCompliantAttribute(false)]
         public int Send(System.Collections.Generic.IList<System.ArraySegment<byte>> buffers, System.Net.Sockets.SocketFlags socketFlags, out System.Net.Sockets.SocketError errorCode) { throw null; }
+        public int Send(System.ReadOnlySpan<byte> buffer) { throw null; }
         public int Send(System.ReadOnlySpan<byte> buffer, System.Net.Sockets.SocketFlags socketFlags) { throw null; }
         public bool SendAsync(System.Net.Sockets.SocketAsyncEventArgs e) { throw null; }
         public void SendFile(string fileName) { }
@@ -8246,6 +8248,7 @@ namespace System.Net.Sockets
         public int Count { get { throw null; } }
         public bool DisconnectReuseSocket { get { throw null; } set { } }
         public System.Net.Sockets.SocketAsyncOperation LastOperation { get { throw null; } }
+        public System.Memory<byte> MemoryBuffer { get { throw null; } }
         public int Offset { get { throw null; } }
         public System.Net.Sockets.IPPacketInformation ReceiveMessageFromPacketInfo { get { throw null; } }
         public System.Net.EndPoint RemoteEndPoint { get { throw null; } set { } }
@@ -9044,6 +9047,9 @@ namespace System.Security.Authentication
         Md5 = 32771,
         None = 0,
         Sha1 = 32772,
+        Sha256 = 32780,
+        Sha384 = 32781,
+        Sha512 = 32782,
     }
     [System.SerializableAttribute]
     public partial class InvalidCredentialException : System.Security.Authentication.AuthenticationException
@@ -9177,6 +9183,11 @@ namespace System.Security.Cryptography
         public bool MoveNext() { throw null; }
         public void Reset() { }
     }
+    public static partial class CryptographicOperations
+    {
+        [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining, NoOptimization)]public static bool FixedTimeEquals(System.ReadOnlySpan<byte> left, System.ReadOnlySpan<byte> right) { throw null; }
+        [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining, NoOptimization)]public static void ZeroMemory(System.Span<byte> buffer) { }
+    }
     public sealed partial class Oid
     {
         public Oid() { }
diff --git a/profiles/monodroid/mscorlib.cs b/profiles/monodroid/mscorlib.cs
index 206309c..48a26cf 100644
--- a/profiles/monodroid/mscorlib.cs
+++ b/profiles/monodroid/mscorlib.cs
@@ -2848,6 +2848,7 @@ namespace System
         public static int CollectionCount(int generation) { throw null; }
         [System.Security.SecurityCriticalAttribute]
         public static void EndNoGCRegion() { }
+        [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.InternalCall)]public static long GetAllocatedBytesForCurrentThread() { throw null; }
         [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.InternalCall)][System.Security.SecuritySafeCriticalAttribute]
         public static int GetGeneration(object obj) { throw null; }
         [System.Security.SecuritySafeCriticalAttribute]
@@ -7778,11 +7779,10 @@ namespace System.Diagnostics.SymbolStore
         NativeSectionOffset = 10,
         NativeStackRegister = 8,
     }
-    [System.Runtime.InteropServices.ComVisibleAttribute(true)]
     [System.Runtime.InteropServices.StructLayoutAttribute(System.Runtime.InteropServices.LayoutKind.Sequential)]
-    public partial struct SymbolToken
+    public readonly partial struct SymbolToken
     {
-        private int _dummyPrimitive;
+        private readonly int _dummyPrimitive;
         public SymbolToken(int val) { throw null; }
         public bool Equals(System.Diagnostics.SymbolStore.SymbolToken obj) { throw null; }
         public override bool Equals(object obj) { throw null; }
@@ -7868,9 +7868,10 @@ namespace System.Diagnostics.Tracing
         public bool DisableEvent(int eventId) { throw null; }
         public bool EnableEvent(int eventId) { throw null; }
     }
-    public partial class EventCounter
+    public partial class EventCounter : System.IDisposable
     {
         public EventCounter(string name, System.Diagnostics.Tracing.EventSource eventSource) { }
+        public void Dispose() { }
         public void WriteMetric(float value) { }
     }
     [System.AttributeUsageAttribute(System.AttributeTargets.Class | System.AttributeTargets.Struct, Inherited=false)]
@@ -7935,6 +7936,8 @@ namespace System.Diagnostics.Tracing
     public partial class EventListener : System.IDisposable
     {
         public EventListener() { }
+        public event System.EventHandler<System.Diagnostics.Tracing.EventSourceCreatedEventArgs> EventSourceCreated { add { } remove { } }
+        public event System.EventHandler<System.Diagnostics.Tracing.EventWrittenEventArgs> EventWritten { add { } remove { } }
         public void DisableEvents(System.Diagnostics.Tracing.EventSource eventSource) { }
         public virtual void Dispose() { }
         public void EnableEvents(System.Diagnostics.Tracing.EventSource eventSource, System.Diagnostics.Tracing.EventLevel level) { }
@@ -8607,6 +8610,15 @@ namespace System.Globalization
         public string GetUnicode(string ascii, int index) { throw null; }
         public string GetUnicode(string ascii, int index, int count) { throw null; }
     }
+    public static partial class ISOWeek
+    {
+        public static int GetWeekOfYear(System.DateTime date) { throw null; }
+        public static int GetWeeksInYear(int year) { throw null; }
+        public static int GetYear(System.DateTime date) { throw null; }
+        public static System.DateTime GetYearEnd(int year) { throw null; }
+        public static System.DateTime GetYearStart(int year) { throw null; }
+        public static System.DateTime ToDateTime(int year, int week, System.DayOfWeek dayOfWeek) { throw null; }
+    }
     [System.Runtime.InteropServices.ComVisibleAttribute(true)]
     [System.SerializableAttribute]
     public partial class JapaneseCalendar : System.Globalization.Calendar
@@ -13500,6 +13512,9 @@ namespace System.Runtime.CompilerServices
     {
         public ConditionalWeakTable() { }
         public void Add(TKey key, TValue value) { }
+        public void AddOrUpdate(TKey key, TValue value) { }
+        [System.Security.SecuritySafeCriticalAttribute]
+        public void Clear() { }
         ~ConditionalWeakTable() { }
         public TValue GetOrCreateValue(TKey key) { throw null; }
         public TValue GetValue(TKey key, System.Runtime.CompilerServices.ConditionalWeakTable<TKey, TValue>.CreateValueCallback createValueCallback) { throw null; }
@@ -13838,6 +13853,7 @@ namespace System.Runtime.CompilerServices
         public static void ExecuteCodeWithGuaranteedCleanup(System.Runtime.CompilerServices.RuntimeHelpers.TryCode code, System.Runtime.CompilerServices.RuntimeHelpers.CleanupCode backoutCode, object userData) { }
         public static int GetHashCode(object o) { throw null; }
         [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.InternalCall)]public static object GetObjectValue(object obj) { throw null; }
+        public static object GetUninitializedObject(System.Type type) { throw null; }
         public static void InitializeArray(System.Array array, System.RuntimeFieldHandle fldHandle) { }
         public static bool IsReferenceOrContainsReferences<T>() { throw null; }
         [System.MonoTODOAttribute("Currently a no-op")]
diff --git a/profiles/monotouch/System.cs b/profiles/monotouch/System.cs
index 6d12886..7cc86ea 100644
--- a/profiles/monotouch/System.cs
+++ b/profiles/monotouch/System.cs
@@ -8199,6 +8199,7 @@ namespace System.Net.Sockets
         public int Receive(System.Collections.Generic.IList<System.ArraySegment<byte>> buffers, System.Net.Sockets.SocketFlags socketFlags) { throw null; }
         [System.CLSCompliantAttribute(false)]
         public int Receive(System.Collections.Generic.IList<System.ArraySegment<byte>> buffers, System.Net.Sockets.SocketFlags socketFlags, out System.Net.Sockets.SocketError errorCode) { throw null; }
+        public int Receive(System.Span<byte> buffer) { throw null; }
         public int Receive(System.Span<byte> buffer, System.Net.Sockets.SocketFlags socketFlags) { throw null; }
         public bool ReceiveAsync(System.Net.Sockets.SocketAsyncEventArgs e) { throw null; }
         public int ReceiveFrom(byte[] buffer, int offset, int size, System.Net.Sockets.SocketFlags socketFlags, ref System.Net.EndPoint remoteEP) { throw null; }
@@ -8220,6 +8221,7 @@ namespace System.Net.Sockets
         public int Send(System.Collections.Generic.IList<System.ArraySegment<byte>> buffers, System.Net.Sockets.SocketFlags socketFlags) { throw null; }
         [System.CLSCompliantAttribute(false)]
         public int Send(System.Collections.Generic.IList<System.ArraySegment<byte>> buffers, System.Net.Sockets.SocketFlags socketFlags, out System.Net.Sockets.SocketError errorCode) { throw null; }
+        public int Send(System.ReadOnlySpan<byte> buffer) { throw null; }
         public int Send(System.ReadOnlySpan<byte> buffer, System.Net.Sockets.SocketFlags socketFlags) { throw null; }
         public bool SendAsync(System.Net.Sockets.SocketAsyncEventArgs e) { throw null; }
         public void SendFile(string fileName) { }
@@ -8250,6 +8252,7 @@ namespace System.Net.Sockets
         public int Count { get { throw null; } }
         public bool DisconnectReuseSocket { get { throw null; } set { } }
         public System.Net.Sockets.SocketAsyncOperation LastOperation { get { throw null; } }
+        public System.Memory<byte> MemoryBuffer { get { throw null; } }
         public int Offset { get { throw null; } }
         public System.Net.Sockets.IPPacketInformation ReceiveMessageFromPacketInfo { get { throw null; } }
         public System.Net.EndPoint RemoteEndPoint { get { throw null; } set { } }
@@ -9048,6 +9051,9 @@ namespace System.Security.Authentication
         Md5 = 32771,
         None = 0,
         Sha1 = 32772,
+        Sha256 = 32780,
+        Sha384 = 32781,
+        Sha512 = 32782,
     }
     [System.SerializableAttribute]
     public partial class InvalidCredentialException : System.Security.Authentication.AuthenticationException
@@ -9181,6 +9187,11 @@ namespace System.Security.Cryptography
         public bool MoveNext() { throw null; }
         public void Reset() { }
     }
+    public static partial class CryptographicOperations
+    {
+        [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining, NoOptimization)]public static bool FixedTimeEquals(System.ReadOnlySpan<byte> left, System.ReadOnlySpan<byte> right) { throw null; }
+        [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining, NoOptimization)]public static void ZeroMemory(System.Span<byte> buffer) { }
+    }
     public sealed partial class Oid
     {
         public Oid() { }
diff --git a/profiles/monotouch/mscorlib.cs b/profiles/monotouch/mscorlib.cs
index f1f365c..00153e9 100644
--- a/profiles/monotouch/mscorlib.cs
+++ b/profiles/monotouch/mscorlib.cs
@@ -2828,6 +2828,7 @@ namespace System
         public static int CollectionCount(int generation) { throw null; }
         [System.Security.SecurityCriticalAttribute]
         public static void EndNoGCRegion() { }
+        [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.InternalCall)]public static long GetAllocatedBytesForCurrentThread() { throw null; }
         [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.InternalCall)][System.Security.SecuritySafeCriticalAttribute]
         public static int GetGeneration(object obj) { throw null; }
         [System.Security.SecuritySafeCriticalAttribute]
@@ -7749,11 +7750,10 @@ namespace System.Diagnostics.SymbolStore
         NativeSectionOffset = 10,
         NativeStackRegister = 8,
     }
-    [System.Runtime.InteropServices.ComVisibleAttribute(true)]
     [System.Runtime.InteropServices.StructLayoutAttribute(System.Runtime.InteropServices.LayoutKind.Sequential)]
-    public partial struct SymbolToken
+    public readonly partial struct SymbolToken
     {
-        private int _dummyPrimitive;
+        private readonly int _dummyPrimitive;
         public SymbolToken(int val) { throw null; }
         public bool Equals(System.Diagnostics.SymbolStore.SymbolToken obj) { throw null; }
         public override bool Equals(object obj) { throw null; }
@@ -7839,9 +7839,10 @@ namespace System.Diagnostics.Tracing
         public bool DisableEvent(int eventId) { throw null; }
         public bool EnableEvent(int eventId) { throw null; }
     }
-    public partial class EventCounter
+    public partial class EventCounter : System.IDisposable
     {
         public EventCounter(string name, System.Diagnostics.Tracing.EventSource eventSource) { }
+        public void Dispose() { }
         public void WriteMetric(float value) { }
     }
     [System.AttributeUsageAttribute(System.AttributeTargets.Class | System.AttributeTargets.Struct, Inherited=false)]
@@ -7906,6 +7907,8 @@ namespace System.Diagnostics.Tracing
     public partial class EventListener : System.IDisposable
     {
         public EventListener() { }
+        public event System.EventHandler<System.Diagnostics.Tracing.EventSourceCreatedEventArgs> EventSourceCreated { add { } remove { } }
+        public event System.EventHandler<System.Diagnostics.Tracing.EventWrittenEventArgs> EventWritten { add { } remove { } }
         public void DisableEvents(System.Diagnostics.Tracing.EventSource eventSource) { }
         public virtual void Dispose() { }
         public void EnableEvents(System.Diagnostics.Tracing.EventSource eventSource, System.Diagnostics.Tracing.EventLevel level) { }
@@ -8578,6 +8581,15 @@ namespace System.Globalization
         public string GetUnicode(string ascii, int index) { throw null; }
         public string GetUnicode(string ascii, int index, int count) { throw null; }
     }
+    public static partial class ISOWeek
+    {
+        public static int GetWeekOfYear(System.DateTime date) { throw null; }
+        public static int GetWeeksInYear(int year) { throw null; }
+        public static int GetYear(System.DateTime date) { throw null; }
+        public static System.DateTime GetYearEnd(int year) { throw null; }
+        public static System.DateTime GetYearStart(int year) { throw null; }
+        public static System.DateTime ToDateTime(int year, int week, System.DayOfWeek dayOfWeek) { throw null; }
+    }
     [System.Runtime.InteropServices.ComVisibleAttribute(true)]
     [System.SerializableAttribute]
     public partial class JapaneseCalendar : System.Globalization.Calendar
@@ -12884,6 +12896,9 @@ namespace System.Runtime.CompilerServices
     {
         public ConditionalWeakTable() { }
         public void Add(TKey key, TValue value) { }
+        public void AddOrUpdate(TKey key, TValue value) { }
+        [System.Security.SecuritySafeCriticalAttribute]
+        public void Clear() { }
         ~ConditionalWeakTable() { }
         public TValue GetOrCreateValue(TKey key) { throw null; }
         public TValue GetValue(TKey key, System.Runtime.CompilerServices.ConditionalWeakTable<TKey, TValue>.CreateValueCallback createValueCallback) { throw null; }
@@ -13222,6 +13237,7 @@ namespace System.Runtime.CompilerServices
         public static void ExecuteCodeWithGuaranteedCleanup(System.Runtime.CompilerServices.RuntimeHelpers.TryCode code, System.Runtime.CompilerServices.RuntimeHelpers.CleanupCode backoutCode, object userData) { }
         public static int GetHashCode(object o) { throw null; }
         [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.InternalCall)]public static object GetObjectValue(object obj) { throw null; }
+        public static object GetUninitializedObject(System.Type type) { throw null; }
         public static void InitializeArray(System.Array array, System.RuntimeFieldHandle fldHandle) { }
         public static bool IsReferenceOrContainsReferences<T>() { throw null; }
         [System.MonoTODOAttribute("Currently a no-op")]
diff --git a/profiles/net_4_x/System.Data.cs b/profiles/net_4_x/System.Data.cs
index 375521c..cf67c50 100644
--- a/profiles/net_4_x/System.Data.cs
+++ b/profiles/net_4_x/System.Data.cs
@@ -2735,6 +2735,11 @@ namespace System.Data.Common
         public static System.Data.Common.DbProviderFactory GetFactory(System.Data.DataRow providerRow) { throw null; }
         public static System.Data.Common.DbProviderFactory GetFactory(string providerInvariantName) { throw null; }
         public static System.Data.DataTable GetFactoryClasses() { throw null; }
+        public static System.Collections.Generic.IEnumerable<string> GetProviderInvariantNames() { throw null; }
+        public static void RegisterFactory(string providerInvariantName, System.Data.Common.DbProviderFactory factory) { }
+        public static void RegisterFactory(string providerInvariantName, string factoryTypeAssemblyQualifiedName) { }
+        public static void RegisterFactory(string providerInvariantName, System.Type providerFactoryClass) { }
+        public static bool UnregisterFactory(string providerInvariantName) { throw null; }
     }
     public partial class DbProviderFactoriesConfigurationHandler : System.Configuration.IConfigurationSectionHandler
     {
diff --git a/profiles/net_4_x/System.cs b/profiles/net_4_x/System.cs
index eb64793..8770736 100644
--- a/profiles/net_4_x/System.cs
+++ b/profiles/net_4_x/System.cs
@@ -11333,6 +11333,7 @@ namespace System.Net.Sockets
         public int Receive(System.Collections.Generic.IList<System.ArraySegment<byte>> buffers, System.Net.Sockets.SocketFlags socketFlags) { throw null; }
         [System.CLSCompliantAttribute(false)]
         public int Receive(System.Collections.Generic.IList<System.ArraySegment<byte>> buffers, System.Net.Sockets.SocketFlags socketFlags, out System.Net.Sockets.SocketError errorCode) { throw null; }
+        public int Receive(System.Span<byte> buffer) { throw null; }
         public int Receive(System.Span<byte> buffer, System.Net.Sockets.SocketFlags socketFlags) { throw null; }
         public bool ReceiveAsync(System.Net.Sockets.SocketAsyncEventArgs e) { throw null; }
         public int ReceiveFrom(byte[] buffer, int offset, int size, System.Net.Sockets.SocketFlags socketFlags, ref System.Net.EndPoint remoteEP) { throw null; }
@@ -11354,6 +11355,7 @@ namespace System.Net.Sockets
         public int Send(System.Collections.Generic.IList<System.ArraySegment<byte>> buffers, System.Net.Sockets.SocketFlags socketFlags) { throw null; }
         [System.CLSCompliantAttribute(false)]
         public int Send(System.Collections.Generic.IList<System.ArraySegment<byte>> buffers, System.Net.Sockets.SocketFlags socketFlags, out System.Net.Sockets.SocketError errorCode) { throw null; }
+        public int Send(System.ReadOnlySpan<byte> buffer) { throw null; }
         public int Send(System.ReadOnlySpan<byte> buffer, System.Net.Sockets.SocketFlags socketFlags) { throw null; }
         public bool SendAsync(System.Net.Sockets.SocketAsyncEventArgs e) { throw null; }
         public void SendFile(string fileName) { }
@@ -11384,6 +11386,7 @@ namespace System.Net.Sockets
         public int Count { get { throw null; } }
         public bool DisconnectReuseSocket { get { throw null; } set { } }
         public System.Net.Sockets.SocketAsyncOperation LastOperation { get { throw null; } }
+        public System.Memory<byte> MemoryBuffer { get { throw null; } }
         public int Offset { get { throw null; } }
         public System.Net.Sockets.IPPacketInformation ReceiveMessageFromPacketInfo { get { throw null; } }
         public System.Net.EndPoint RemoteEndPoint { get { throw null; } set { } }
@@ -12188,6 +12191,9 @@ namespace System.Security.Authentication
         Md5 = 32771,
         None = 0,
         Sha1 = 32772,
+        Sha256 = 32780,
+        Sha384 = 32781,
+        Sha512 = 32782,
     }
     [System.SerializableAttribute]
     public partial class InvalidCredentialException : System.Security.Authentication.AuthenticationException
@@ -12359,6 +12365,11 @@ namespace System.Security.Cryptography
         public bool MoveNext() { throw null; }
         public void Reset() { }
     }
+    public static partial class CryptographicOperations
+    {
+        [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining, NoOptimization)]public static bool FixedTimeEquals(System.ReadOnlySpan<byte> left, System.ReadOnlySpan<byte> right) { throw null; }
+        [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining, NoOptimization)]public static void ZeroMemory(System.Span<byte> buffer) { }
+    }
     public sealed partial class Oid
     {
         public Oid() { }
diff --git a/profiles/net_4_x/mscorlib.cs b/profiles/net_4_x/mscorlib.cs
index 9d4a45d..f4a99cb 100644
--- a/profiles/net_4_x/mscorlib.cs
+++ b/profiles/net_4_x/mscorlib.cs
@@ -2894,6 +2894,7 @@ namespace System
         public static int CollectionCount(int generation) { throw null; }
         [System.Security.SecurityCriticalAttribute]
         public static void EndNoGCRegion() { }
+        [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.InternalCall)]public static long GetAllocatedBytesForCurrentThread() { throw null; }
         [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.InternalCall)][System.Security.SecuritySafeCriticalAttribute]
         public static int GetGeneration(object obj) { throw null; }
         [System.Security.SecuritySafeCriticalAttribute]
@@ -7813,11 +7814,10 @@ namespace System.Diagnostics.SymbolStore
         NativeSectionOffset = 10,
         NativeStackRegister = 8,
     }
-    [System.Runtime.InteropServices.ComVisibleAttribute(true)]
     [System.Runtime.InteropServices.StructLayoutAttribute(System.Runtime.InteropServices.LayoutKind.Sequential)]
-    public partial struct SymbolToken
+    public readonly partial struct SymbolToken
     {
-        private int _dummyPrimitive;
+        private readonly int _dummyPrimitive;
         public SymbolToken(int val) { throw null; }
         public bool Equals(System.Diagnostics.SymbolStore.SymbolToken obj) { throw null; }
         public override bool Equals(object obj) { throw null; }
@@ -7903,9 +7903,10 @@ namespace System.Diagnostics.Tracing
         public bool DisableEvent(int eventId) { throw null; }
         public bool EnableEvent(int eventId) { throw null; }
     }
-    public partial class EventCounter
+    public partial class EventCounter : System.IDisposable
     {
         public EventCounter(string name, System.Diagnostics.Tracing.EventSource eventSource) { }
+        public void Dispose() { }
         public void WriteMetric(float value) { }
     }
     [System.AttributeUsageAttribute(System.AttributeTargets.Class | System.AttributeTargets.Struct, Inherited=false)]
@@ -7970,6 +7971,8 @@ namespace System.Diagnostics.Tracing
     public partial class EventListener : System.IDisposable
     {
         public EventListener() { }
+        public event System.EventHandler<System.Diagnostics.Tracing.EventSourceCreatedEventArgs> EventSourceCreated { add { } remove { } }
+        public event System.EventHandler<System.Diagnostics.Tracing.EventWrittenEventArgs> EventWritten { add { } remove { } }
         public void DisableEvents(System.Diagnostics.Tracing.EventSource eventSource) { }
         public virtual void Dispose() { }
         public void EnableEvents(System.Diagnostics.Tracing.EventSource eventSource, System.Diagnostics.Tracing.EventLevel level) { }
@@ -8642,6 +8645,15 @@ namespace System.Globalization
         public string GetUnicode(string ascii, int index) { throw null; }
         public string GetUnicode(string ascii, int index, int count) { throw null; }
     }
+    public static partial class ISOWeek
+    {
+        public static int GetWeekOfYear(System.DateTime date) { throw null; }
+        public static int GetWeeksInYear(int year) { throw null; }
+        public static int GetYear(System.DateTime date) { throw null; }
+        public static System.DateTime GetYearEnd(int year) { throw null; }
+        public static System.DateTime GetYearStart(int year) { throw null; }
+        public static System.DateTime ToDateTime(int year, int week, System.DayOfWeek dayOfWeek) { throw null; }
+    }
     [System.Runtime.InteropServices.ComVisibleAttribute(true)]
     [System.SerializableAttribute]
     public partial class JapaneseCalendar : System.Globalization.Calendar
@@ -13643,6 +13655,9 @@ namespace System.Runtime.CompilerServices
     {
         public ConditionalWeakTable() { }
         public void Add(TKey key, TValue value) { }
+        public void AddOrUpdate(TKey key, TValue value) { }
+        [System.Security.SecuritySafeCriticalAttribute]
+        public void Clear() { }
         ~ConditionalWeakTable() { }
         public TValue GetOrCreateValue(TKey key) { throw null; }
         public TValue GetValue(TKey key, System.Runtime.CompilerServices.ConditionalWeakTable<TKey, TValue>.CreateValueCallback createValueCallback) { throw null; }
@@ -13981,6 +13996,7 @@ namespace System.Runtime.CompilerServices
         public static void ExecuteCodeWithGuaranteedCleanup(System.Runtime.CompilerServices.RuntimeHelpers.TryCode code, System.Runtime.CompilerServices.RuntimeHelpers.CleanupCode backoutCode, object userData) { }
         public static int GetHashCode(object o) { throw null; }
         [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.InternalCall)]public static object GetObjectValue(object obj) { throw null; }
+        public static object GetUninitializedObject(System.Type type) { throw null; }
         public static void InitializeArray(System.Array array, System.RuntimeFieldHandle fldHandle) { }
         public static bool IsReferenceOrContainsReferences<T>() { throw null; }
         [System.MonoTODOAttribute("Currently a no-op")]