Index: chrome/browser/sync/glue/data_type_manager_impl.cc |
diff --git a/chrome/browser/sync/glue/data_type_manager_impl.cc b/chrome/browser/sync/glue/data_type_manager_impl.cc |
index 8bc6c31854662ab9a2bd0baad9bee9a5548aa24a..d5acf569d8870da43b6874810900eb9b66afaf7f 100644 |
--- a/chrome/browser/sync/glue/data_type_manager_impl.cc |
+++ b/chrome/browser/sync/glue/data_type_manager_impl.cc |
@@ -62,6 +62,7 @@ void DataTypeManagerImpl::ConfigureImpl( |
syncer::ConfigureReason reason, |
BackendDataTypeConfigurer::NigoriState nigori_state) { |
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); |
+ DCHECK_NE(reason, syncer::CONFIGURE_REASON_UNKNOWN); |
if (state_ == STOPPING) { |
// You can not set a configuration while stopping. |
LOG(ERROR) << "Configuration set while stopping."; |