Consolidates accessing and setting the UMA pref to be within metrics code

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 c5f63ee385afec71c36194383eaf7432c5f74fb6..9fd826959ba7ca2f25767dd06e43eebcc7927c8c 100644
--- a/chrome/browser/chromeos/login/wizard_controller.cc
+++ b/chrome/browser/chromeos/login/wizard_controller.cc
@@ -591,17 +591,10 @@ void WizardController::OnUpdateCompleted() {
 void WizardController::OnEulaAccepted() {
   time_eula_accepted_ = base::Time::Now();
   StartupUtils::MarkEulaAccepted();
-  bool uma_enabled =
-      ResolveMetricsReportingEnabled(usage_statistics_reporting_);
-
-  CrosSettings::Get()->SetBoolean(kStatsReportingPref, uma_enabled);
-  if (uma_enabled) {
-#if defined(GOOGLE_CHROME_BUILD)
-    // The crash reporter initialization needs IO to complete.
-    base::ThreadRestrictions::ScopedAllowIO allow_io;
-    breakpad::InitCrashReporter(std::string());
-#endif
-  }
+  InitiateMetricsReportingChange(
+      usage_statistics_reporting_,
+      base::Bind(&WizardController::InitiateMetricsReportingChangeCallback,
+                 weak_factory_.GetWeakPtr()));
 
   if (skip_update_enroll_after_eula_) {
     PerformPostEulaActions();
@@ -611,6 +604,18 @@ void WizardController::OnEulaAccepted() {
   }
 }
 
+void WizardController::InitiateMetricsReportingChangeCallback(bool enabled) {
+  CrosSettings::Get()->SetBoolean(kStatsReportingPref, enabled);
+  if (!enabled)
+    return;
+#if defined(GOOGLE_CHROME_BUILD)
+  // The crash reporter initialization needs IO to complete.
+  base::ThreadRestrictions::ScopedAllowIO allow_io;
+  breakpad::InitCrashReporter(std::string());
+#endif
+
+}
+
 void WizardController::OnUpdateErrorCheckingForUpdate() {
   // TODO(nkostylev): Update should be required during OOBE.
   // We do not want to block users from being able to proceed to the login