MAGETWO-91934: Unlock Locales Editing when SCD on Demand Mode is Enabled

 - update di.xml

Author: NadiyaS

app/code/Magento/Backend/etc/adminhtml/di.xml

@@ -139,17 +139,23 @@
     <type name="Magento\Backend\Model\Menu\Builder">
         <plugin name="SetupMenuBuilder" type="Magento\Backend\Model\Setup\MenuBuilder" />
     </type>
-    <type name="Magento\Config\Model\Config\Structure\ConcealInProductionConfigList">
+    <type name="Magento\Config\Model\Config\Structure\ElementVisibility\ConcealInProduction">
         <arguments>
             <argument name="configs" xsi:type="array">
                 <item name="dev" xsi:type="const">Magento\Config\Model\Config\Structure\ElementVisibilityInterface::HIDDEN</item>
-                <item name="general/locale/code" xsi:type="const">Magento\Config\Model\Config\Structure\ElementVisibilityInterface::DISABLED</item>
             </argument>
             <argument name="exemptions" xsi:type="array">
                 <item name="dev/debug/debug_logging" xsi:type="string"/>
             </argument>
         </arguments>
     </type>
+    <type name="Magento\Config\Model\Config\Structure\ElementVisibility\ConcealScdField">
+        <arguments>
+            <argument name="configs" xsi:type="array">
+                <item name="general/locale/code" xsi:type="const">Magento\Config\Model\Config\Structure\ElementVisibilityInterface::DISABLED</item>
+            </argument>
+        </arguments>
+    </type>
     <type name="Magento\Backend\Model\Search\Config\Result\Builder">
         <arguments>
             <argument name="structureElementTypes" xsi:type="array">

app/code/Magento/Config/etc/adminhtml/di.xml

@@ -14,7 +14,8 @@
     <type name="Magento\Config\Model\Config\Structure\ElementVisibilityComposite">
         <arguments>
             <argument name="visibility" xsi:type="array">
-                <item name="productionVisibility" xsi:type="object">Magento\Config\Model\Config\Structure\ConcealInProductionConfigList</item>
+                <item name="productionVisibility" xsi:type="object">Magento\Config\Model\Config\Structure\ElementVisibility\ConcealInProduction</item>
+                <item name="productionScdOnDemandVisibility" xsi:type="object">Magento\Config\Model\Config\Structure\ElementVisibility\ConcealScdField</item>
             </argument>
         </arguments>
     </type>