Show different error message if ARC is disabled.

chrome/browser/chromeos/arc/arc_auth_service.cc

Index: chrome/browser/chromeos/arc/arc_auth_service.cc
diff --git a/chrome/browser/chromeos/arc/arc_auth_service.cc b/chrome/browser/chromeos/arc/arc_auth_service.cc
index 33a82f001cbe9adc2726f57d4ff0a363d47e2028..3cd324f2a196da2a0ded54b5a21d25e88900b264 100644
--- a/chrome/browser/chromeos/arc/arc_auth_service.cc
+++ b/chrome/browser/chromeos/arc/arc_auth_service.cc
@@ -267,26 +267,35 @@ void ArcAuthService::RequestAccountInfoInternal(
 }
 
 void ArcAuthService::OnEnrollmentTokenFetched(
+    ArcAuthInfoFetchStatus status,
     const std::string& enrollment_token) {
   DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
   fetcher_.reset();
 
-  if (enrollment_token.empty()) {
-    ArcSessionManager::Get()->OnProvisioningFinished(
-        ProvisioningResult::CHROME_SERVER_COMMUNICATION_ERROR);
-    return;
+  switch (status) {
+    case ArcAuthInfoFetchStatus::SUCCESS:
+      notifier_->Notify(true /*is_enforced*/, enrollment_token,
+                        mojom::ChromeAccountType::ACTIVE_DIRECTORY_ACCOUNT,
+                        true);
+      notifier_.reset();
+      return;
+    case ArcAuthInfoFetchStatus::ARC_DISABLED:
+      ArcSessionManager::Get()->OnProvisioningFinished(
+          ProvisioningResult::ARC_DISABLED);
+      return;
+    default:
+      ArcSessionManager::Get()->OnProvisioningFinished(
+          ProvisioningResult::CHROME_SERVER_COMMUNICATION_ERROR);
+      return;
   }
-
-  notifier_->Notify(true /*is_enforced*/, enrollment_token,
-                    mojom::ChromeAccountType::ACTIVE_DIRECTORY_ACCOUNT, true);
-  notifier_.reset();
 }
 
-void ArcAuthService::OnAuthCodeFetched(const std::string& auth_code) {
+void ArcAuthService::OnAuthCodeFetched(ArcAuthInfoFetchStatus status,
+                                       const std::string& auth_code) {
   DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
   fetcher_.reset();
 
-  if (auth_code.empty()) {
+  if (status != ArcAuthInfoFetchStatus::SUCCESS) {
     ArcSessionManager::Get()->OnProvisioningFinished(
         ProvisioningResult::CHROME_SERVER_COMMUNICATION_ERROR);
     return;