Pull g_browser_process out of PopularSites.

chrome/browser/android/ntp/popular_sites.h

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_ANDROID_NTP_POPULAR_SITES_H_
 #define CHROME_BROWSER_ANDROID_NTP_POPULAR_SITES_H_
 
 #include <memory>
 #include <string>
 #include <vector>
 
 #include "base/callback.h"
 #include "base/files/file_path.h"
 #include "base/macros.h"
 #include "base/memory/weak_ptr.h"
 #include "base/strings/string16.h"
 #include "chrome/browser/net/file_downloader.h"
 #include "url/gurl.h"
 
 namespace net {
 class URLRequestContextGetter;
 }
 
 namespace user_prefs {
 class PrefRegistrySyncable;
 }
 
+namespace variations {
+class VariationsService;
+}
+
 class PrefService;
 class TemplateURLService;
 
 // Downloads and provides a list of suggested popular sites, for display on
 // the NTP when there are not enough personalized suggestions. Caches the
 // downloaded file on disk to avoid re-downloading on every startup.
 class PopularSites {
  public:
   struct Site {
     Site(const base::string16& title,
@@ skipping 14 matching lines @@
   using FinishedCallback = base::Callback<void(bool /* success */)>;
 
   // Usually, the name of the file that's downloaded is based on the user's
   // locale. |override_country| (if non-empty) is used to override the
   // auto-detected country. |override_version|, if non-empty, will
   // override the baked-in default version.
   // Set |force_download| to enforce re-downloading the suggestions file, even
   // if it already exists on disk.
   PopularSites(PrefService* prefs,
                const TemplateURLService* template_url_service,
+               variations::VariationsService* variations_service,
                net::URLRequestContextGetter* download_context,
                const std::string& override_country,
                const std::string& override_version,
                bool force_download,
                const FinishedCallback& callback);
 
   // 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,
@@ skipping 51 matching lines @@
   PrefService* prefs_;
   const TemplateURLService* template_url_service_;
   net::URLRequestContextGetter* download_context_;
 
   base::WeakPtrFactory<PopularSites> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(PopularSites);
 };
 
 #endif  // CHROME_BROWSER_ANDROID_NTP_POPULAR_SITES_H_