Activate the VariationsService for ChromeOS and ensure that it does not ping the server until the E…

chrome/browser/chromeos/login/wizard_controller.cc

Index: chrome/browser/chromeos/login/wizard_controller.cc
diff --git a/chrome/browser/chromeos/login/wizard_controller.cc b/chrome/browser/chromeos/login/wizard_controller.cc
index 53a9b0007fac28bb82fc4568c226ff920017e844..e20ee4d347d7d163a6534795d7d1d97ca8862cd3 100644
--- a/chrome/browser/chromeos/login/wizard_controller.cc
+++ b/chrome/browser/chromeos/login/wizard_controller.cc
@@ -442,6 +442,10 @@ void WizardController::OnEulaAccepted() {
   MarkEulaAccepted();
   bool enabled =
       OptionsUtil::ResolveMetricsReportingEnabled(usage_statistics_reporting_);
+
+  // Inform observers of this event before we proceed.
+  FOR_EACH_OBSERVER(Observer, observer_list_, OnEulaAccepted());
+
   CrosSettings::Get()->SetBoolean(kStatsReportingPref, enabled);
   if (enabled) {
 #if defined(USE_LINUX_BREAKPAD)