boolean processAllFilesWithWord(@NotNull String word,
                                  @NotNull GlobalSearchScope scope,
                                  @NotNull Processor<? super PsiFile> processor,
                                  final boolean caseSensitively);
boolean processAllFilesWithWord(@NotNull String word,
                                  @NotNull GlobalSearchScope scope,
                                  @NotNull Processor<? super PsiFile> processor,
                                  final boolean caseSensitively)