 The options that may need exhaustive file search since index lookup is not guaranteed to
     * return all files participating in refactoring. When one of these options is selected,
     * the exhaustive file search is enabled.
 The options that may need exhaustive file search since index lookup is not guaranteed to
     * return all files participating in refactoring. When one of these options is selected,
     * the exhaustive file search is enabled. | CRenameProcessorDelegate.java