message: Searching: Remove some redundant undefined function arguments.
diff: @@ -84,8 +84,8 @@ async function combinedSearch(searchTerm) {
  // Create two promises, one for the local search, one for the
  // server-side search.
  - const serverSidePromise = serverSideSearch(searchTerm, undefined);
  - const localPromise = localSearch(searchTerm, undefined);
  + const serverSidePromise = serverSideSearch(searchTerm);
  + const localPromise = localSearch(searchTerm);
  // Wait for both promises to resolve.
  await Promise.all([serverSidePromise, localPromise]);
  