Move to upper class.

Author: dkocher

binding/src/main/java/ch/cyberduck/binding/ProxyController.java

@@ -421,4 +421,16 @@ public boolean popoverShouldDetach(final NSPopover popover) {
             return true;
         }
     }
+
+    /**
+     * Adjust frame of subview to match the parent view and attach with translating autoresizing mask into constraints
+     *
+     * @param parent  Container View
+     * @param subview Content View
+     */
+    protected void addSubview(final NSView parent, final NSView subview) {
+        subview.setTranslatesAutoresizingMaskIntoConstraints(true);
+        subview.setFrame(parent.bounds());
+        parent.addSubview(subview);
+    }
 }

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

@@ -82,12 +82,6 @@ public void protocolSelectionChanged(final NSPopUpButton sender) {
         this.resize();
     }
 
-    private void addSubview(final NSView parent, final NSView subview) {
-        subview.setTranslatesAutoresizingMaskIntoConstraints(true);
-        subview.setFrame(parent.bounds());
-        parent.addSubview(subview);
-    }
-
     public void setContainerContentView(final NSView view) {
         this.containerContentView = view;
         this.containerContentView.setTranslatesAutoresizingMaskIntoConstraints(true);