Fix spacing in System.Runtime ref to be consistent.

Commit migrated from https://github.com/dotnet/corefx/commit/a4c639fb48f9cbfb66e840016a63849ab9c897a2

diff --git a/src/libraries/System.Runtime/ref/System.Runtime.cs b/src/libraries/System.Runtime/ref/System.Runtime.cs
index ca154ab..bfd34ca 100644 (file)
--- a/src/libraries/System.Runtime/ref/System.Runtime.cs
+++ b/src/libraries/System.Runtime/ref/System.Runtime.cs
@@ -3728,7 +3728,7 @@ namespace System.Buffers
         public abstract System.Span<T> Span { get; }
         public void Dispose() { }
         protected abstract void Dispose(bool disposing);
-        public abstract MemoryHandle Pin(int offset = 0);
+        public abstract MemoryHandle Pin(int offset=0);
         public abstract bool Release();
         public abstract void Retain();
         protected internal abstract bool TryGetArray(out System.ArraySegment<T> arraySegment);