[Re-land] Add network throttling as enterprise policy

chrome/browser/prefs/browser_prefs.cc

Index: chrome/browser/prefs/browser_prefs.cc
diff --git a/chrome/browser/prefs/browser_prefs.cc b/chrome/browser/prefs/browser_prefs.cc
index 24fccaf0303b8e679599571114e6b4d636eaf0e9..d87e0970a8695c242bf01c8644b2667356d88c24 100644
--- a/chrome/browser/prefs/browser_prefs.cc
+++ b/chrome/browser/prefs/browser_prefs.cc
@@ -185,6 +185,7 @@
 #include "chrome/browser/chromeos/login/users/chrome_user_manager_impl.h"
 #include "chrome/browser/chromeos/login/users/multi_profile_user_controller.h"
 #include "chrome/browser/chromeos/login/users/wallpaper/wallpaper_manager.h"
+#include "chrome/browser/chromeos/net/network_throttling_observer.h"
 #include "chrome/browser/chromeos/platform_keys/key_permissions.h"
 #include "chrome/browser/chromeos/policy/auto_enrollment_client.h"
 #include "chrome/browser/chromeos/policy/browser_policy_connector_chromeos.h"
@@ -419,6 +420,7 @@ void RegisterLocalState(PrefRegistrySimple* registry) {
   chromeos::MultiProfileUserController::RegisterPrefs(registry);
   chromeos::HIDDetectionScreenHandler::RegisterPrefs(registry);
   chromeos::DemoModeDetector::RegisterPrefs(registry);
+  chromeos::NetworkThrottlingObserver::RegisterPrefs(registry);
   chromeos::Preferences::RegisterPrefs(registry);
   chromeos::RegisterDisplayLocalStatePrefs(registry);
   chromeos::ResetScreenHandler::RegisterPrefs(registry);