message: Remove more unused lines of code.
diff: @@ -371,13 +371,8 @@ export class Bundler {
  const head: ASTNode = dom5.query(document, matchers.head)!;
  const body: ASTNode = dom5.query(document, matchers.body)!;
  - const elementInHead = dom5.predicates.parentMatches(matchers.head);
  -
  importUtils.rewriteImportedUrls(this.basePath, document, url, url);
  - const reachedImports = new Set<UrlString>();
  -
  - // Inline all HTML Imports, using "reachedImports" for deduplication.
  await this._inlineHtmlImports(url, document, bundle, bundleManifest);
  if (this.enableScriptInlining) {
  