[NTP Snippets] Another round of clang-tidy cleanups

components/ntp_snippets/remote/ntp_snippets_fetcher.cc

Index: components/ntp_snippets/remote/ntp_snippets_fetcher.cc
diff --git a/components/ntp_snippets/remote/ntp_snippets_fetcher.cc b/components/ntp_snippets/remote/ntp_snippets_fetcher.cc
index 24aa318c2eff0b5925b53164554f9bca0ba9bdd2..1da72987b94fe9f5739f7056961b4f52bcccca31 100644
--- a/components/ntp_snippets/remote/ntp_snippets_fetcher.cc
+++ b/components/ntp_snippets/remote/ntp_snippets_fetcher.cc
@@ -364,17 +364,7 @@ void NTPSnippetsFetcher::FetchSnippetsFromHosts(
   }
 }
 
-NTPSnippetsFetcher::RequestParams::RequestParams()
-    : fetch_api(),
-      obfuscated_gaia_id(),
-      only_return_personalized_results(),
-      user_locale(),
-      host_restricts(),
-      count_to_fetch(),
-      interactive_request(),
-      user_class(),
-      ui_language{"", 0.0f},
-      other_top_language{"", 0.0f} {}
+NTPSnippetsFetcher::RequestParams::RequestParams() = default;
 
 NTPSnippetsFetcher::RequestParams::~RequestParams() = default;