Rename nodes/elements traversal function names.

Source/core/editing/SpellChecker.cpp

Index: Source/core/editing/SpellChecker.cpp
diff --git a/Source/core/editing/SpellChecker.cpp b/Source/core/editing/SpellChecker.cpp
index 1cf8551d9541943d931de9d2ecbcb855e6671084..83fbaf41777ecb9de518fea1d13c4672556df578 100644
--- a/Source/core/editing/SpellChecker.cpp
+++ b/Source/core/editing/SpellChecker.cpp
@@ -117,7 +117,7 @@ void SpellChecker::toggleContinuousSpellChecking()
     for (Frame* frame = this->frame().page()->mainFrame(); frame; frame = frame->tree().traverseNext()) {
         if (!frame->isLocalFrame())
             continue;
-        for (Node& node : NodeTraversal::from(&toLocalFrame(frame)->document()->rootNode()))
+        for (Node& node : NodeTraversal::startsAt(&toLocalFrame(frame)->document()->rootNode()))
             node.setAlreadySpellChecked(false);
     }
 }