add blank line, remove extraneous comment

src/librustdoc/config.rs

@@ -730,6 +730,7 @@ impl Options {
         let extern_html_root_takes_precedence =
             matches.opt_present("extern-html-root-takes-precedence");
         let html_no_source = matches.opt_present("html-no-source");
+
         if generate_link_to_definition && (show_coverage || output_format != OutputFormat::Html) {
             dcx.fatal(
                 "--generate-link-to-definition option can only be used with HTML output format",

src/librustdoc/html/render/context.rs

@@ -722,7 +722,6 @@ impl<'tcx> FormatRenderer<'tcx> for Context<'tcx> {
         );
         shared.fs.write(help_file, v)?;
 
-        // if to avoid writing files to doc root unless we're on the final invocation
         if shared.layout.scrape_examples_extension {
             page.title = "About scraped examples";
             page.description = "How the scraped examples feature works in Rustdoc";