[Re-land] Add network throttling as enterprise policy

chrome/browser/chromeos/chrome_browser_main_chromeos.h

Index: chrome/browser/chromeos/chrome_browser_main_chromeos.h
diff --git a/chrome/browser/chromeos/chrome_browser_main_chromeos.h b/chrome/browser/chromeos/chrome_browser_main_chromeos.h
index 93a5382a6d05a49ad3cec1149a18cc897e46d373..ed32d3745450b9c64d04bf25bfca2f3e4b3135c1 100644
--- a/chrome/browser/chromeos/chrome_browser_main_chromeos.h
+++ b/chrome/browser/chromeos/chrome_browser_main_chromeos.h
@@ -37,6 +37,7 @@ class RendererFreezer;
 class SessionManagerObserver;
 class SwapMetrics;
 class WakeOnWifiManager;
+class NetworkThrottlingObserver;
 
 namespace default_app_order {
 class ExternalLoader;
@@ -77,6 +78,7 @@ class ChromeBrowserMainPartsChromeos : public ChromeBrowserMainPartsLinux {
   std::unique_ptr<DataPromoNotification> data_promo_notification_;
   std::unique_ptr<RendererFreezer> renderer_freezer_;
   std::unique_ptr<WakeOnWifiManager> wake_on_wifi_manager_;
+  std::unique_ptr<NetworkThrottlingObserver> network_throttling_observer_;
 
   std::unique_ptr<internal::DBusServices> dbus_services_;