1 files changed, 18 insertions, 0 deletions
diff --git a/release-notes/7.0/preview/api-diff/rc2/Microsoft.NETCore.App/7.0-rc2_System.Runtime.InteropServices.JavaScript.md b/release-notes/7.0/preview/api-diff/rc2/Microsoft.NETCore.App/7.0-rc2_System.Runtime.InteropServices.JavaScript.md
new file mode 100644
index 00000000..2aaba97d
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+++ b/release-notes/7.0/preview/api-diff/rc2/Microsoft.NETCore.App/7.0-rc2_System.Runtime.InteropServices.JavaScript.md
@@ -0,0 +1,18 @@
+# System.Runtime.InteropServices.JavaScript
+
+``` diff
+ namespace System.Runtime.InteropServices.JavaScript {
+     [CLSCompliantAttribute(false)]
+     [EditorBrowsableAttribute(EditorBrowsableState.Never)]
+     [SupportedOSPlatformAttribute("browser")]
+     public struct JSMarshalerArgument {
+-        public delegate void ArgumentToJSCallback<T>(ref JSMarshalerArgument arg, T value);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public delegate void ArgumentToJSCallback<T>(ref JSMarshalerArgument arg, T value);
+-        public delegate void ArgumentToManagedCallback<T>(ref JSMarshalerArgument arg, out T value);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public delegate void ArgumentToManagedCallback<T>(ref JSMarshalerArgument arg, out T value);
+     }
+ }
+```
+