Use stricter typing for traverse roots in SelectorQuery

Source/core/dom/SelectorQuery.h

Index: Source/core/dom/SelectorQuery.h
diff --git a/Source/core/dom/SelectorQuery.h b/Source/core/dom/SelectorQuery.h
index 528e68305f4ea56850c207196b14630f099ed06b..c413f3ade63add19324997decf557b1728edf12d 100644
--- a/Source/core/dom/SelectorQuery.h
+++ b/Source/core/dom/SelectorQuery.h
@@ -71,9 +71,9 @@ private:
 
     enum MatchTraverseRootState { DoesNotMatchTraverseRoots, MatchesTraverseRoots };
     template <typename SelectorQueryTrait>
-    void executeForTraverseRoot(const SelectorData&, Node* traverseRoot, MatchTraverseRootState, ContainerNode& rootNode, typename SelectorQueryTrait::OutputType&) const;
-    template <typename SelectorQueryTrait, typename SimpleNodeListType>
-    void executeForTraverseRoots(const SelectorData&, SimpleNodeListType& traverseRoots, MatchTraverseRootState, ContainerNode& rootNode, typename SelectorQueryTrait::OutputType&) const;
+    void executeForTraverseRoot(const SelectorData&, ContainerNode* traverseRoot, MatchTraverseRootState, ContainerNode& rootNode, typename SelectorQueryTrait::OutputType&) const;
+    template <typename SelectorQueryTrait, typename SimpleElementListType>
+    void executeForTraverseRoots(const SelectorData&, SimpleElementListType& traverseRoots, MatchTraverseRootState, ContainerNode& rootNode, typename SelectorQueryTrait::OutputType&) const;
 
     template <typename SelectorQueryTrait>
     void executeSlow(ContainerNode& rootNode, typename SelectorQueryTrait::OutputType&) const;