Introduce profile for lock screen apps

chrome/browser/policy/profile_policy_connector_factory.cc

Index: chrome/browser/policy/profile_policy_connector_factory.cc
diff --git a/chrome/browser/policy/profile_policy_connector_factory.cc b/chrome/browser/policy/profile_policy_connector_factory.cc
index 314cae165ed5cb07a8bbe000d03486d4d8675e72..a6b7cd2d5d1e79d9f0e00c2e8866df6802216911 100644
--- a/chrome/browser/policy/profile_policy_connector_factory.cc
+++ b/chrome/browser/policy/profile_policy_connector_factory.cc
@@ -107,7 +107,8 @@ ProfilePolicyConnectorFactory::CreateForBrowserContextInternal(
 
 #if defined(OS_CHROMEOS)
   Profile* const profile = Profile::FromBrowserContext(context);
-  if (!chromeos::ProfileHelper::IsSigninProfile(profile)) {
+  if (!chromeos::ProfileHelper::IsSigninProfile(profile) &&
+      !chromeos::ProfileHelper::IsLockScreenAppProfile(profile)) {
     user = chromeos::ProfileHelper::Get()->GetUserByProfile(profile);
     CHECK(user);
   }