Apply individual policies for the various parts of device status reports.

chrome/browser/chromeos/cros_settings_provider.h

Index: chrome/browser/chromeos/cros_settings_provider.h
diff --git a/chrome/browser/chromeos/cros_settings_provider.h b/chrome/browser/chromeos/cros_settings_provider.h
index 6770377998cd211ae1c12d91c62716b33072de5e..5f752641dc1174a984d5ec4ad43448d0ac9428cd 100644
--- a/chrome/browser/chromeos/cros_settings_provider.h
+++ b/chrome/browser/chromeos/cros_settings_provider.h
@@ -45,6 +45,8 @@ class CrosSettingsProvider {
   // Reloads the caches if the provider has any.
   virtual void Reload() = 0;
 
+  void SetNotifyObserversCallback(const NotifyObserversCallback& notify_cb);
+
  protected:
   // Notifies the observers about a setting change.
   void NotifyObservers(const std::string& path);