Obsolete 'GetRef()' method

src/WinRT.Runtime/MatchingRefApiCompatBaseline.txt

@@ -285,4 +285,7 @@ MembersMustExist : Member 'protected void WinRT.IObjectReference.ThrowIfDisposed
 MembersMustExist : Member 'public System.Boolean WinRT.IObjectReference.TryAddRefUnsafe()' does not exist in the reference but it does exist in the implementation.
 MembersMustExist : Member 'public System.IntPtr WinRT.IObjectReference.GetThisPtr()' does not exist in the reference but it does exist in the implementation.
 CannotRemoveAttribute : Attribute 'System.ObsoleteAttribute' exists on 'WinRT.IObjectReference.Release()' in the implementation but not the reference.
-Total Issues: 286
+CannotRemoveAttribute : Attribute 'System.ComponentModel.EditorBrowsableAttribute' exists on 'WinRT.IObjectReference.GetRef()' in the implementation but not the reference.
+CannotRemoveAttribute : Attribute 'System.ObsoleteAttribute' exists on 'WinRT.IObjectReference.GetRef()' in the implementation but not the reference.
+CannotRemoveAttribute : Attribute 'System.ComponentModel.EditorBrowsableAttribute' exists on 'WinRT.IObjectReference.Release()' in the implementation but not the reference.
+Total Issues: 289

src/WinRT.Runtime/ObjectReference.cs

@@ -290,6 +290,8 @@ static bool TryCreateRcwFallback(IObjectReference objectReference, out object rc
             throw new InvalidOperationException($"Target type '{typeof(T)}' is not a projected type.");
         }
 
+        [Obsolete("This method is not safe. Use 'GetThisPtr()' instead.")]
+        [EditorBrowsable(EditorBrowsableState.Never)]
         public IntPtr GetRef()
         {
             ThrowIfDisposedUnsafe();
@@ -298,7 +300,8 @@ public IntPtr GetRef()
         }
 
         /// <inheritdoc cref="NativeReleaseUnsafe"/>
-        [Obsolete("This method is obsoleted and should not be used. Use 'Dispose()' instead.")]
+        [Obsolete("This method is not safe. Use 'Dispose()' instead.")]
+        [EditorBrowsable(EditorBrowsableState.Never)]
         protected virtual unsafe void Release()
         {
             NativeReleaseUnsafe();