[signin] Support for CrOS and OAuth2AccessTokenConsumer services.

chrome/browser/sync/sync_global_error.cc

Index: chrome/browser/sync/sync_global_error.cc
diff --git a/chrome/browser/sync/sync_global_error.cc b/chrome/browser/sync/sync_global_error.cc
index b4988eb0d23c31f4ddd49f6176725ebf291304a3..909529c2793636699d60bbef7047cfc6c2ad99ac 100644
--- a/chrome/browser/sync/sync_global_error.cc
+++ b/chrome/browser/sync/sync_global_error.cc
@@ -4,8 +4,11 @@
 
 #include "chrome/browser/sync/sync_global_error.h"
 
+#include "base/utf_string_conversions.h"
 #include "chrome/app/chrome_command_ids.h"
 #include "chrome/browser/api/sync/profile_sync_service_observer.h"
+#include "chrome/browser/signin/about_signin_internals.h"
+#include "chrome/browser/signin/about_signin_internals_factory.h"
 #include "chrome/browser/sync/profile_sync_service.h"
 #include "chrome/browser/sync/sync_ui_util.h"
 #include "chrome/browser/ui/browser.h"
@@ -16,6 +19,7 @@
 #include "chrome/browser/ui/webui/signin/login_ui_service.h"
 #include "chrome/browser/ui/webui/signin/login_ui_service_factory.h"
 #include "chrome/common/url_constants.h"
+#include "google_apis/gaia/gaia_constants.h"
 #include "google_apis/gaia/google_service_auth_error.h"
 #include "grit/chromium_strings.h"
 #include "grit/generated_resources.h"
@@ -132,6 +136,11 @@ void SyncGlobalError::OnStateChanged() {
     if (profile) {
       GlobalErrorServiceFactory::GetForProfile(
           profile)->NotifyErrorsChanged(this);
+
+      // Also push these errors to the about:signin-internals page.
+      string16 consolidated_error_msg = menu_label_;
+      consolidated_error_msg.append(bubble_message_.c_str());
+      NotifyTokenFailureOccurred(consolidated_error_msg);
     }
   }
 }
@@ -139,3 +148,12 @@ void SyncGlobalError::OnStateChanged() {
 bool SyncGlobalError::HasCustomizedSyncMenuItem() {
   return !menu_label_.empty();
 }
+
+// TODO(vishwath): Ensure that it's not incorrect to be overwriting
+// regular token fetch status for the syncservice token.
+void SyncGlobalError::NotifyTokenFailureOccurred(const string16& error_msg) {
+  DCHECK(service_->profile());
+  AboutSigninInternalsFactory::GetForProfile(service_->profile())->
+      NotifyTokenReceivedFailure(GaiaConstants::kSyncService,
+                                 UTF16ToUTF8(error_msg));
+}