Editorial: In ObjectDefineProperties, use a Record (tc39#3056)

... rather than a two-element List.

Author: jmdyck

spec.html

@@ -29445,11 +29445,9 @@ <h1>
               1. If _propDesc_ is not *undefined* and _propDesc_.[[Enumerable]] is *true*, then
                 1. Let _descObj_ be ? Get(_props_, _nextKey_).
                 1. Let _desc_ be ? ToPropertyDescriptor(_descObj_).
-                1. Append the pair (a two element List) consisting of _nextKey_ and _desc_ to the end of _descriptors_.
-            1. For each element _pair_ of _descriptors_, do
-              1. Let _P_ be the first element of _pair_.
-              1. Let _desc_ be the second element of _pair_.
-              1. Perform ? DefinePropertyOrThrow(_O_, _P_, _desc_).
+                1. Append the Record { [[Key]]: _nextKey_, [[Descriptor]]: _desc_ } to _descriptors_.
+            1. For each element _property_ of _descriptors_, do
+              1. Perform ? DefinePropertyOrThrow(_O_, _property_.[[Key]], _property_.[[Descriptor]]).
             1. Return _O_.
           </emu-alg>
         </emu-clause>