[Doodle] Pass parameters to the server endpoint

chrome/browser/doodle/doodle_service_factory.cc

 // Copyright 2017 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.
 
 #include "chrome/browser/doodle/doodle_service_factory.h"
 
 #include <memory>
 #include <utility>
 
 #include "base/memory/ptr_util.h"
 #include "base/time/default_clock.h"
 #include "base/time/default_tick_clock.h"
 #include "base/timer/timer.h"
 #include "chrome/browser/google/google_url_tracker_factory.h"
 #include "chrome/browser/profiles/profile.h"
 #include "components/doodle/doodle_fetcher.h"
 #include "components/doodle/doodle_fetcher_impl.h"
 #include "components/doodle/doodle_service.h"
 #include "components/keyed_service/content/browser_context_dependency_manager.h"
 #include "components/prefs/pref_service.h"
 #include "components/safe_json/safe_json_parser.h"
 
+#if defined(OS_ANDROID)
+#include "chrome/browser/android/chrome_feature_list.h"
+#endif
+
 // static
 DoodleServiceFactory* DoodleServiceFactory::GetInstance() {
   return base::Singleton<DoodleServiceFactory>::get();
 }
 
 // static
 doodle::DoodleService* DoodleServiceFactory::GetForProfile(Profile* profile) {
   return static_cast<doodle::DoodleService*>(
       GetInstance()->GetServiceForBrowserContext(profile, /*create=*/true));
 }
 
 DoodleServiceFactory::DoodleServiceFactory()
     : BrowserContextKeyedServiceFactory(
           "DoodleService",
           BrowserContextDependencyManager::GetInstance()) {
   DependsOn(GoogleURLTrackerFactory::GetInstance());
 }
 
 DoodleServiceFactory::~DoodleServiceFactory() = default;
 
 KeyedService* DoodleServiceFactory::BuildServiceInstanceFor(
     content::BrowserContext* context) const {
   Profile* profile = static_cast<Profile*>(context);
   // We don't show doodles in incognito profiles (for now?).
   DCHECK(!profile->IsOffTheRecord());
 
+  bool use_gray_background = false;
+#if defined(OS_ANDROID)
+  use_gray_background =
+      !base::FeatureList::IsEnabled(chrome::android::kChromeHomeFeature);
+#endif
   auto fetcher = base::MakeUnique<doodle::DoodleFetcherImpl>(
       profile->GetRequestContext(),
       GoogleURLTrackerFactory::GetForProfile(profile),
-      base::Bind(&safe_json::SafeJsonParser::Parse));
+      base::Bind(&safe_json::SafeJsonParser::Parse), use_gray_background);
   return new doodle::DoodleService(profile->GetPrefs(), std::move(fetcher),
                                    base::MakeUnique<base::OneShotTimer>(),
                                    base::MakeUnique<base::DefaultClock>(),
                                    base::MakeUnique<base::DefaultTickClock>());
 }