Fix broken API

platform/platform-impl/src/com/intellij/platform/DirectoryProjectGenerator.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2000-2014 JetBrains s.r.o.
+ * Copyright 2000-2016 JetBrains s.r.o.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -37,6 +37,14 @@ public interface DirectoryProjectGenerator<T> {
   @Nls
   String getName();
 
+  /**
+   * @deprecated todo[vokin]: delete in 2016.3
+   */
+  @Nullable
+  default T showGenerationSettings(final VirtualFile baseDir) throws ProcessCanceledException {
+    return null;
+  }
+
   /**
    * @return 16x16 icon or null, if no icon is available
    */