sync: don't make DataTypeErrorHandler inherit UnrecoverableErrorHandler

chrome/browser/sync/glue/session_change_processor.cc

Index: chrome/browser/sync/glue/session_change_processor.cc
diff --git a/chrome/browser/sync/glue/session_change_processor.cc b/chrome/browser/sync/glue/session_change_processor.cc
index ca5122750af1e94cc0fa25e80572e417897a6b04..c48096fa1d0a45c2d1736380c73917b56bbb85fe 100644
--- a/chrome/browser/sync/glue/session_change_processor.cc
+++ b/chrome/browser/sync/glue/session_change_processor.cc
@@ -263,7 +263,7 @@ void SessionChangeProcessor::ApplyChangesFromSyncModel(
 
   sync_api::ReadNode root(trans);
   if (root.InitByTagLookup(kSessionsTag) != sync_api::BaseNode::INIT_OK) {
-    error_handler()->OnUnrecoverableError(FROM_HERE,
+    error_handler()->OnSingleDatatypeUnrecoverableError(FROM_HERE,
         "Sessions root node lookup failed.");
     return;
   }