Add observer in constructor to notify collection.

Author: dkocher

osx/src/main/java/ch/cyberduck/ui/cocoa/controller/BookmarkControllerFactory.java

@@ -34,14 +34,13 @@ private BookmarkControllerFactory() {
     public static BookmarkContainerController create(final AbstractHostCollection collection, final Host host) {
         synchronized(NSApplication.sharedApplication()) {
             if(!open.containsKey(host)) {
-                final BookmarkContainerController c = new ExtendedBookmarkController(host) {
+                final BookmarkContainerController c = new ExtendedBookmarkController(host, collection) {
                     @Override
                     public void invalidate() {
                         open.remove(host);
                         super.invalidate();
                     }
                 };
-                c.addObserver(collection::collectionItemChanged);
                 open.put(host, c);
             }
             return open.get(host);

osx/src/main/java/ch/cyberduck/ui/cocoa/controller/ExtendedBookmarkController.java

@@ -25,6 +25,7 @@
 import ch.cyberduck.binding.application.SheetCallback;
 import ch.cyberduck.binding.foundation.NSObject;
 import ch.cyberduck.binding.foundation.NSURL;
+import ch.cyberduck.core.AbstractHostCollection;
 import ch.cyberduck.core.BookmarkNameProvider;
 import ch.cyberduck.core.CollectionListener;
 import ch.cyberduck.core.Host;
@@ -55,9 +56,10 @@ public class ExtendedBookmarkController extends BookmarkContainerController impl
     @Outlet
     private NSOpenPanel downloadFolderOpenPanel;
 
-    public ExtendedBookmarkController(final Host bookmark) {
+    public ExtendedBookmarkController(final Host bookmark, final AbstractHostCollection collection) {
         super(bookmark);
         this.bookmark = bookmark;
+        this.addObserver(collection::collectionItemChanged);
     }
 
     @Override