Factor Chrome details out of update manifest fetching.

chrome/browser/extensions/extension_service.cc

 // Copyright (c) 2013 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/extensions/extension_service.h"
 
 #include <algorithm>
 #include <iterator>
 #include <set>
 
@@ skipping 22 matching lines @@
 #include "chrome/browser/extensions/external_provider_impl.h"
 #include "chrome/browser/extensions/install_verifier.h"
 #include "chrome/browser/extensions/installed_loader.h"
 #include "chrome/browser/extensions/pending_extension_manager.h"
 #include "chrome/browser/extensions/permissions_updater.h"
 #include "chrome/browser/extensions/shared_module_service.h"
 #include "chrome/browser/extensions/unpacked_installer.h"
 #include "chrome/browser/extensions/updater/extension_cache.h"
 #include "chrome/browser/extensions/updater/extension_downloader.h"
 #include "chrome/browser/extensions/updater/extension_updater.h"
+#include "chrome/browser/google/google_brand.h"
+#include "chrome/browser/metrics/chrome_metrics_service_accessor.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/signin/profile_identity_provider.h"
 #include "chrome/browser/signin/profile_oauth2_token_service_factory.h"
 #include "chrome/browser/signin/signin_manager_factory.h"
 #include "chrome/browser/ui/webui/extensions/extension_icon_source.h"
 #include "chrome/browser/ui/webui/favicon_source.h"
 #include "chrome/browser/ui/webui/ntp/thumbnail_source.h"
 #include "chrome/browser/ui/webui/signin/login_ui_service_factory.h"
 #include "chrome/browser/ui/webui/theme_source.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/crash_keys.h"
 #include "chrome/common/extensions/extension_constants.h"
 #include "chrome/common/extensions/features/feature_channel.h"
 #include "chrome/common/extensions/manifest_url_handler.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/common/url_constants.h"
+#include "components/omaha_query_params/omaha_query_params.h"
 #include "components/signin/core/browser/signin_manager.h"
 #include "components/startup_metric_utils/startup_metric_utils.h"
 #include "content/public/browser/devtools_agent_host.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/browser/storage_partition.h"
 #include "extensions/browser/event_router.h"
 #include "extensions/browser/extension_host.h"
 #include "extensions/browser/extension_prefs.h"
 #include "extensions/browser/extension_registry.h"
@@ skipping 520 matching lines @@
 scoped_ptr<ExtensionDownloader> ExtensionService::CreateExtensionDownloader(
     ExtensionDownloaderDelegate* delegate) {
   scoped_ptr<ExtensionDownloader> downloader;
 #if defined(ENABLE_EXTENSIONS)
   scoped_ptr<IdentityProvider> identity_provider =
       CreateWebstoreIdentityProvider(profile_);
   downloader.reset(new ExtensionDownloader(
       delegate,
       profile_->GetRequestContext()));
   downloader->SetWebstoreIdentityProvider(identity_provider.Pass());
-#endif
+#if defined(GOOGLE_CHROME_BUILD)
+  std::string brand;
+  google_brand::GetBrand(&brand);
+  if (!brand.empty() && !google_brand::IsOrganic(brand))

[not at google - send to devlin, 2014/08/13 01:30:02]

I read this as IsOrganic(bread). Yum.

+    downloader->SetBrandCode(brand);
+#endif  // defined(GOOGLE_CHROME_BUILD)
+  downloader->SetManifestQueryParams(
+      omaha_query_params::OmahaQueryParams::Get(
+          omaha_query_params::OmahaQueryParams::CRX));
+  downloader->EnablePingDataForDomain("google.com");
+  downloader->EnableExtraUpdateMetrics(
+      ChromeMetricsServiceAccessor::IsMetricsReportingEnabled());
+#endif  // defined(ENABLE_EXTENSIONS)
   return downloader.Pass();
 }
 
 void ExtensionService::ReloadExtensionImpl(
     // "transient" because the process of reloading may cause the reference
     // to become invalid. Instead, use |extension_id|, a copy.
     const std::string& transient_extension_id,
     bool be_noisy) {
   CHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 
@@ skipping 1752 matching lines @@
 }
 
 void ExtensionService::OnProfileDestructionStarted() {
   ExtensionIdSet ids_to_unload = registry_->enabled_extensions().GetIDs();
   for (ExtensionIdSet::iterator it = ids_to_unload.begin();
        it != ids_to_unload.end();
        ++it) {
     UnloadExtension(*it, UnloadedExtensionInfo::REASON_PROFILE_SHUTDOWN);
   }
 }