Persist 'this device is not managed' information

chrome/browser/policy/device_management_policy_cache.h

Index: chrome/browser/policy/device_management_policy_cache.h
diff --git a/chrome/browser/policy/device_management_policy_cache.h b/chrome/browser/policy/device_management_policy_cache.h
index ffe63d4e65b0f50eeacdb8429c57436b675e7f60..86ae845309c0bc1d5e724ac22b5bcf540bf29b8b 100644
--- a/chrome/browser/policy/device_management_policy_cache.h
+++ b/chrome/browser/policy/device_management_policy_cache.h
@@ -41,6 +41,11 @@ class DeviceManagementPolicyCache {
   // to the caller.
   DictionaryValue* GetPolicy();
 
+  void SetDeviceUnmanaged(bool is_device_unmanaged);
+  bool is_device_unmanaged() const {
+    return is_device_unmanaged_;
+  }
+
   // Returns the time as which the policy was last fetched.
   base::Time last_policy_refresh_time() const {
     return last_policy_refresh_time_;
@@ -77,6 +82,8 @@ class DeviceManagementPolicyCache {
   // information loaded from the file.
   bool fresh_policy_;
 
+  bool is_device_unmanaged_;
+
   // The time at which the policy was last refreshed.
   base::Time last_policy_refresh_time_;
 };