Add a less hacky workaround for the XEmbed issues

src/wine-host/editor.h

@@ -41,16 +41,6 @@ class Editor {
     HWND open(AEffect* effect, xcb_window_t parent_window_handle);
     void close();
 
-    /**
-     * Resize the window to match the given size, if open.
-     *
-     * @param new_size The rectangle with the plugin's current position.
-     *
-     * @return Whether the resizing was succesful. Will return false if the
-     *   editor isn't open.
-     */
-    bool resize(const VstRect& new_size);
-
     /**
      * Pump messages from the editor GUI's event loop until all events are
      * process. Must be run from the same thread the GUI was created in because