Allow default desktop content settings to be managed via policy

chrome/browser/notifications/desktop_notification_service.cc

Index: chrome/browser/notifications/desktop_notification_service.cc
diff --git a/chrome/browser/notifications/desktop_notification_service.cc b/chrome/browser/notifications/desktop_notification_service.cc
index 494d86fd61c982072334d5cfc2833fc8cf6719ee..2badc861dda7b79051e566d2dc7cd9c46a69978f 100644
--- a/chrome/browser/notifications/desktop_notification_service.cc
+++ b/chrome/browser/notifications/desktop_notification_service.cc
@@ -452,6 +452,11 @@ void DesktopNotificationService::SetDefaultContentSetting(
   // The cache is updated through the notification observer.
 }
 
+bool DesktopNotificationService::IsDefaultContentSettingManaged() const {
+  return profile_->GetPrefs()->IsManagedPreference(
+      prefs::kDesktopNotificationDefaultContentSetting);
+}
+
 void DesktopNotificationService::ResetToDefaultContentSetting() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));