Fix "unused variable" warnings.

chrome/browser/android/ntp/popular_sites.h

Index: chrome/browser/android/ntp/popular_sites.h
diff --git a/chrome/browser/android/ntp/popular_sites.h b/chrome/browser/android/ntp/popular_sites.h
index 254b4a534d9de290575905ec85e649a0fa8f1eec..9608f5d846acdfdadba3760f32062c702ec71d00 100644
--- a/chrome/browser/android/ntp/popular_sites.h
+++ b/chrome/browser/android/ntp/popular_sites.h
@@ -86,7 +86,6 @@ class PopularSites : public net::URLFetcherDelegate {
   // This fetches the popular sites from a given url and is only used for
   // debugging through the popular-sites-internals page.
   PopularSites(PrefService* prefs,
-               const TemplateURLService* template_url_service,
                net::URLRequestContextGetter* download_context,
                const base::FilePath& directory,
                const GURL& url,
@@ -108,7 +107,6 @@ class PopularSites : public net::URLFetcherDelegate {
 
  private:
   PopularSites(PrefService* prefs,
-               const TemplateURLService* template_url_service,
                net::URLRequestContextGetter* download_context,
                const base::FilePath& directory,
                const std::string& country,
@@ -147,7 +145,6 @@ class PopularSites : public net::URLFetcherDelegate {
   base::FilePath local_path_;
 
   PrefService* prefs_;
-  const TemplateURLService* template_url_service_;
   net::URLRequestContextGetter* download_context_;
 
   scoped_refptr<base::TaskRunner> runner_;