Introduce profile for lock screen apps

chrome/browser/chromeos/policy/login_profile_policy_provider.h

Index: chrome/browser/chromeos/policy/login_profile_policy_provider.h
diff --git a/chrome/browser/chromeos/policy/login_profile_policy_provider.h b/chrome/browser/chromeos/policy/login_profile_policy_provider.h
index 80980524a79b4bdc7c0be2a617b2392e1ecc0256..e3ad9e5f5853c32b724a83217af6f6d8d489e8d7 100644
--- a/chrome/browser/chromeos/policy/login_profile_policy_provider.h
+++ b/chrome/browser/chromeos/policy/login_profile_policy_provider.h
@@ -13,10 +13,10 @@
 
 namespace policy {
 
-// Policy provider for the login profile. Since the login profile is not
-// associated with any user, it does not receive regular user policy. However,
-// several device policies that control features on the login screen surface as
-// user policies in the login profile.
+// Policy provider for the login/lock screen app profile. Since these profiles
+// are not associated with any user, it does not receive regular user policy.
+// However, several device policies that control features on the login/lock
+// screen surface as user policies in the login and the lock screen app profile.
 class LoginProfilePolicyProvider : public ConfigurationPolicyProvider,
                                    public PolicyService::Observer {
  public: