Revert "Remove C++11-ism, until all bots support it."

src/compiler/generic-algorithm.h

Index: src/compiler/generic-algorithm.h
diff --git a/src/compiler/generic-algorithm.h b/src/compiler/generic-algorithm.h
index cd4984f68cef8c97d75c2e0ba81d3861607ff1db..3e1d96e4dab9c208627f741913a290ab16c0ed08 100644
--- a/src/compiler/generic-algorithm.h
+++ b/src/compiler/generic-algorithm.h
@@ -43,7 +43,7 @@ class GenericGraphVisit {
     typedef typename Traits::Node Node;
     typedef typename Traits::Iterator Iterator;
     typedef std::pair<Iterator, Iterator> NodeState;
-    typedef std::stack<NodeState, ZoneDeque<NodeState> > NodeStateStack;
+    typedef std::stack<NodeState, ZoneDeque<NodeState>> NodeStateStack;
     NodeStateStack stack((ZoneDeque<NodeState>(zone)));
     BoolVector visited(Traits::max_id(graph), false, zone);
     Node* current = *root_begin;