Sets user data to @menu. This function can be used from a Web Process extension to set user data that can be retrieved from the UI Process using webkit_context_menu_get_user_data(). If the @user_data #GVariant is floating, it is consumed.
a #GVariant
2.8
See Implementation
Sets user data to @menu. This function can be used from a Web Process extension to set user data that can be retrieved from the UI Process using webkit_context_menu_get_user_data(). If the @user_data #GVariant is floating, it is consumed.