1 files changed, 13 insertions, 13 deletions

diff --git a/src/System.Private.CoreLib/shared/System/IO/UnmanagedMemoryStreamWrapper.cs b/src/System.Private.CoreLib/shared/System/IO/UnmanagedMemoryStreamWrapper.cs
index f34c3c413..9a598951e 100644
--- a/src/System.Private.CoreLib/shared/System/IO/UnmanagedMemoryStreamWrapper.cs
+++ b/src/System.Private.CoreLib/shared/System/IO/UnmanagedMemoryStreamWrapper.cs
@@ -71,7 +71,7 @@ namespace System.IO
 
         public override bool TryGetBuffer(out ArraySegment<byte> buffer)
         {
-            buffer = default(ArraySegment<byte>);
+            buffer = default;
             return false;
         }
 
@@ -112,9 +112,9 @@ namespace System.IO
             return _unmanagedStream.Read(buffer, offset, count);
         }
 
-        public override int Read(Span<byte> destination)
+        public override int Read(Span<byte> buffer)
         {
-            return _unmanagedStream.Read(destination);
+            return _unmanagedStream.Read(buffer);
         }
 
         public override int ReadByte()
@@ -139,9 +139,9 @@ namespace System.IO
             _unmanagedStream.Write(buffer, offset, count);
         }
 
-        public override void Write(ReadOnlySpan<byte> source)
+        public override void Write(ReadOnlySpan<byte> buffer)
         {
-            _unmanagedStream.Write(source);
+            _unmanagedStream.Write(buffer);
         }
 
         public override void WriteByte(byte value)
@@ -160,7 +160,7 @@ namespace System.IO
             stream.Write(buffer, 0, buffer.Length);
         }
 
-        public override void SetLength(Int64 value)
+        public override void SetLength(long value)
         {
             // This was probably meant to call _unmanagedStream.SetLength(value), but it was forgotten in V.4.0.
             // Now this results in a call to the base which touches the underlying array which is never actually used.
@@ -169,7 +169,7 @@ namespace System.IO
         }
 
 
-        public override Task CopyToAsync(Stream destination, Int32 bufferSize, CancellationToken cancellationToken)
+        public override Task CopyToAsync(Stream destination, int bufferSize, CancellationToken cancellationToken)
         {
             // The parameter checks must be in sync with the base version:
             if (destination == null)
@@ -201,25 +201,25 @@ namespace System.IO
         }
 
 
-        public override Task<Int32> ReadAsync(Byte[] buffer, Int32 offset, Int32 count, CancellationToken cancellationToken)
+        public override Task<int> ReadAsync(byte[] buffer, int offset, int count, CancellationToken cancellationToken)
         {
             return _unmanagedStream.ReadAsync(buffer, offset, count, cancellationToken);
         }
 
-        public override ValueTask<int> ReadAsync(Memory<byte> destination, CancellationToken cancellationToken = default(CancellationToken))
+        public override ValueTask<int> ReadAsync(Memory<byte> buffer, CancellationToken cancellationToken = default)
         {
-            return _unmanagedStream.ReadAsync(destination, cancellationToken);
+            return _unmanagedStream.ReadAsync(buffer, cancellationToken);
         }
 
 
-        public override Task WriteAsync(Byte[] buffer, Int32 offset, Int32 count, CancellationToken cancellationToken)
+        public override Task WriteAsync(byte[] buffer, int offset, int count, CancellationToken cancellationToken)
         {
             return _unmanagedStream.WriteAsync(buffer, offset, count, cancellationToken);
         }
 
-        public override ValueTask WriteAsync(ReadOnlyMemory<byte> source, CancellationToken cancellationToken = default(CancellationToken))
+        public override ValueTask WriteAsync(ReadOnlyMemory<byte> buffer, CancellationToken cancellationToken = default)
         {
-            return _unmanagedStream.WriteAsync(source, cancellationToken);
+            return _unmanagedStream.WriteAsync(buffer, cancellationToken);
         }
     }  // class UnmanagedMemoryStreamWrapper
 }  // namespace