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

This reverts commit r23463 as by now >> shouldn't be a syntax error anymore in chromium.

TBR=vogelheim@chromium.org, svenpanne@chromium.org

Review URL: https://codereview.chromium.org/512123002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23472 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

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;