Add getter for ActionButton presentation

GitOrigin-RevId: ac5eb84db03d47fc524fa253545aa60b2ec14d8a

platform/platform-impl/src/com/intellij/openapi/actionSystem/impl/ActionButton.java

@@ -98,6 +98,10 @@ public class ActionButton extends JComponent implements ActionButtonComponent, A
     putClientProperty(UIUtil.CENTER_TOOLTIP_DEFAULT, Boolean.TRUE);
   }
 
+  public Presentation getPresentation() {
+    return myPresentation;
+  }
+
   public void setNoIconsInPopup(boolean noIconsInPopup) {
     myNoIconsInPopup = noIconsInPopup;
   }