remove regionCode

index.html

@@ -2047,7 +2047,6 @@ <h2>
             readonly attribute DOMString postalCode;
             readonly attribute DOMString recipient;
             readonly attribute DOMString region;
-            readonly attribute DOMString regionCode;
             readonly attribute DOMString sortingCode;
             readonly attribute FrozenArray&lt;DOMString&gt; addressLine;
           };
@@ -2094,21 +2093,6 @@ <h2>
                 </li>
               </ol>
             </li>
-            <li>If <var>details</var>["<a>regionCode</a>"] is present and not
-            the empty string:
-              <ol>
-                <li>Let <var>regionCode</var> be the result of <a data-cite=
-                "!INFRA#ascii-uppercase">ASCII uppercasing</a>
-                <var>details</var>["<a>regionCode</a>"].
-                </li>
-                <li>If <var>regionCode</var> is not a valid [[!ISO3166-2]]
-                subdivision code, throw a <a>RangeError</a> exception.
-                </li>
-                <li>Set <var>address</var>.<a>[[\regionCode]]</a> to
-                <var>regionCode</var>.
-                </li>
-              </ol>
-            </li>
             <li>If <var>details</var>["<a>languageCode</a>"] is present:
               <ol>
                 <li>If <a data-cite=
@@ -2212,16 +2196,6 @@ <h2>
             internal slot.
           </p>
         </section>
-        <section>
-          <h2>
-            <dfn>regionCode</dfn> attribute
-          </h2>
-          <p>
-            Represents the <a>region</a> of the address as an [[!ISO3166-2]]
-            code. When getting, returns the value of the
-            <a>PaymentAddress</a>'s <a>[[\regionCode]]</a> internal slot.
-          </p>
-        </section>
         <section>
           <h2>
             <dfn>city</dfn> attribute
@@ -2345,17 +2319,6 @@ <h2>
                 in Australia.
               </td>
             </tr>
-            <tr>
-              <td>
-                <dfn>[[\regionCode]]</dfn>
-              </td>
-              <td>
-                A <a>region</a> represented as a [[!ISO3166-2]] subdivision
-                code or the empty string, stored in its canonical uppercase
-                form. For example, "<code>PT-11</code>" represents the Lisbon
-                district of Portugal.
-              </td>
-            </tr>
             <tr>
               <td>
                 <dfn>[[\city]]</dfn>
@@ -2433,7 +2396,6 @@ <h2>
             DOMString country;
             sequence&lt;DOMString&gt; addressLine;
             DOMString region;
-            DOMString regionCode;
             DOMString city;
             DOMString dependentLocality;
             DOMString postalCode;
@@ -2468,13 +2430,6 @@ <h2>
           <dd>
             A <a>region</a>.
           </dd>
-          <dt>
-            <dfn>regionCode</dfn> member
-          </dt>
-          <dd>
-            An <a>region</a>, represented as an [[!ISO3166-2]] subdivision
-            code.
-          </dd>
           <dt>
             <dfn>city</dfn> member
           </dt>
@@ -2615,10 +2570,6 @@ <h2>
               <li>Set <var>details</var>["<a>region</a>"] to the user-provided
               region, or to the empty string if none was provided.
               </li>
-              <li>If <var>details</var>["<a>region</a>"] maps to a
-              [[!ISO3166-2]] subdivision code, set
-              <var>details</var>["<a>regionCode</a>"] to that subdivision code.
-              </li>
             </ol>
           </li>
           <li>If "sortingCode" is not in <var>excludeList</var>, set