don't render button or scope section if scoped boards feature disabled

app/assets/javascripts/boards/components/board_form.vue

@@ -30,6 +30,7 @@
           v-model="board.name"
         >
       </div>
+      <div v-if="scopedIssueBoardFeatureEnabled">
         <div
           v-if="canAdminBoard"
           class="media append-bottom-10"
@@ -51,7 +52,6 @@
             Board scope affects which issues are displayed for anyone who visits this board
           </p>
 
-        <!-- TODO: if current_board_parent.issue_board_milestone_available?(current_user) -->
           <form-block
           >
             <div
@@ -105,6 +105,7 @@
             />
           </form-block>
         </div>
+      </div>
     </form>
     <div
       slot="footer"
@@ -142,6 +143,11 @@ export default Vue.extend({
       type: Boolean,
       required: true,
     },
+    scopedIssueBoardFeatureEnabled: {
+      type: Boolean,
+      required: false,
+      default: false,
+    },
   },
   data() {
     return {

app/assets/javascripts/boards/components/labels_select.vue

 <template>
     <div class="block labels">
     <div class="title append-bottom-10">
-      Labels <i aria-hidden="true" class="fa fa-spinner fa-spin block-loading" data-hidden="true" style="display: none;"></i> <a class="edit-link pull-right" href="#">Edit</a>
+      Labels
+      <i aria-hidden="true" class="fa fa-spinner fa-spin block-loading" data-hidden="true" style="display: none;"></i>
+      <a
+        v-if="canEdit"
+        class="edit-link pull-right"
+        href="#"
+      >
+        Edit
+      </a>
     </div>
     <div class="value issuable-show-labels">
       <span v-if="board.labels.length === 0" class="no-value">

app/views/shared/boards/_switcher.html.haml

@@ -38,4 +38,5 @@
     %board-form{ ":milestone-path" => "milestonePath",
       "labels-path" => labels_filter_path,
       ":can-admin-board" => can?(current_user, :admin_board, parent),
+      ":scoped-issue-board-feature-enabled" => parent.feature_available?(:scoped_issue_board),
       "v-if" => "currentPage" }

app/views/shared/issuable/_search_bar.html.haml

@@ -124,6 +124,7 @@
             = icon('times')
         .filter-dropdown-container
           - if type == :boards
+            - if parent.feature_available?(:scoped_issue_board)
               .js-board-config{ data: { can_admin_list: can?(current_user, :admin_list, board.parent).to_s } }
             - if can?(current_user, :admin_list, board.parent)
               .dropdown.prepend-left-10#js-add-list