Make AttachBehavior a required argument.

Source/core/editing/ReplaceNodeWithSpanCommand.cpp

Index: Source/core/editing/ReplaceNodeWithSpanCommand.cpp
diff --git a/Source/core/editing/ReplaceNodeWithSpanCommand.cpp b/Source/core/editing/ReplaceNodeWithSpanCommand.cpp
index 3c262ae141333910322d0647b5a12ddb83e5e7cd..0d9d5f734828f93664035622497196dcf8912fab 100644
--- a/Source/core/editing/ReplaceNodeWithSpanCommand.cpp
+++ b/Source/core/editing/ReplaceNodeWithSpanCommand.cpp
@@ -52,12 +52,12 @@ static void swapInNodePreservingAttributesAndChildren(HTMLElement* newNode, HTML
 {
     ASSERT(nodeToReplace->inDocument());
     RefPtr<ContainerNode> parentNode = nodeToReplace->parentNode();
-    parentNode->insertBefore(newNode, nodeToReplace, ASSERT_NO_EXCEPTION);
+    parentNode->insertBefore(newNode, nodeToReplace, ASSERT_NO_EXCEPTION, DeprecatedAttachNow);
 
     NodeVector children;
     getChildNodes(nodeToReplace, children);
     for (size_t i = 0; i < children.size(); ++i)
-        newNode->appendChild(children[i], ASSERT_NO_EXCEPTION);
+        newNode->appendChild(children[i], ASSERT_NO_EXCEPTION, DeprecatedAttachNow);
 
     // FIXME: Fix this to send the proper MutationRecords when MutationObservers are present.
     newNode->cloneDataFromElement(*nodeToReplace);