Make default for deep parameter in importNode false

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 8fe2b724da46ccfa4d903a89284e6d5a3b3a1a94..86fedec952c8e36adf6b3012c142075b84d6b05c 100644
--- a/Source/core/dom/Document.cpp
+++ b/Source/core/dom/Document.cpp
@@ -915,6 +915,12 @@ bool Document::importContainerNodeChildren(ContainerNode* oldContainerNode, Pass
     return true;
 }
 
+PassRefPtr<Node> Document::importNode(Node* importedNode, ExceptionState& ec)
+{
+    UseCounter::countDeprecation(this, UseCounter::DocumentImportNodeOptionalArgument);
+    return importNode(importedNode, true, ec);
+}
+
 PassRefPtr<Node> Document::importNode(Node* importedNode, bool deep, ExceptionState& exceptionState)
 {
     if (!importedNode) {