Remove fourth argument to createNodeIterator/createTreeWalker

Source/core/dom/Document.cpp

Index: Source/core/dom/Document.cpp
diff --git a/Source/core/dom/Document.cpp b/Source/core/dom/Document.cpp
index 20ee2edf2273cb5b7fb53b7b724313f73a2807f8..af7437547dfa4e193db52d108c5ed41113c0684f 100644
--- a/Source/core/dom/Document.cpp
+++ b/Source/core/dom/Document.cpp
@@ -1462,17 +1462,6 @@ PassRefPtr<NodeIterator> Document::createNodeIterator(Node* root, unsigned whatT
     return NodeIterator::create(root, whatToShow, filter);
 }
 
-PassRefPtr<NodeIterator> Document::createNodeIterator(Node* root, unsigned whatToShow, PassRefPtr<NodeFilter> filter, bool expandEntityReferences, ExceptionState& exceptionState)
-{
-    if (!root) {
-        exceptionState.throwUninformativeAndGenericDOMException(NotSupportedError);
-        return 0;
-    }
-    // FIXME: Warn if |expandEntityReferences| is specified. This optional argument is deprecated in DOM4.
-    UNUSED_PARAM(expandEntityReferences);
-    return NodeIterator::create(root, whatToShow, filter);
-}
-
 PassRefPtr<TreeWalker> Document::createTreeWalker(Node* root, ExceptionState& exceptionState)
 {
     if (!root) {
@@ -1500,16 +1489,6 @@ PassRefPtr<TreeWalker> Document::createTreeWalker(Node* root, unsigned whatToSho
     return TreeWalker::create(root, whatToShow, filter);
 }
 
-PassRefPtr<TreeWalker> Document::createTreeWalker(Node* root, unsigned whatToShow, PassRefPtr<NodeFilter> filter, bool expandEntityReferences, ExceptionState& exceptionState)
-{
-    UNUSED_PARAM(expandEntityReferences);
-    if (!root) {
-        exceptionState.throwUninformativeAndGenericDOMException(NotSupportedError);
-        return 0;
-    }
-    return TreeWalker::create(root, whatToShow, filter);
-}
-
 void Document::scheduleStyleRecalc()
 {
     if (shouldDisplaySeamlesslyWithParent()) {