Make AttachBehavior a required argument.

Source/core/editing/EditorCommand.cpp

 /*
  * Copyright (C) 2006, 2007, 2008 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) 2009 Igalia S.L.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
@@ skipping 182 matching lines @@
 static bool executeInsertFragment(Frame* frame, PassRefPtr<DocumentFragment> fragment)
 {
     applyCommand(ReplaceSelectionCommand::create(frame->document(), fragment, ReplaceSelectionCommand::PreventNesting, EditActionUnspecified));
     return true;
 }
 
 static bool executeInsertNode(Frame* frame, PassRefPtr<Node> content)
 {
     RefPtr<DocumentFragment> fragment = DocumentFragment::create(frame->document());
     TrackExceptionState es;
-    fragment->appendChild(content, es);
+    fragment->appendChild(content, es, DeprecatedAttachNow);
     if (es.hadException())
         return false;
     return executeInsertFragment(frame, fragment.release());
 }
 
 static bool expandSelectionToGranularity(Frame* frame, TextGranularity granularity)
 {
     VisibleSelection selection = frame->selection()->selection();
     selection.expandUsingGranularity(granularity);
     RefPtr<Range> newRange = selection.toNormalizedRange();
@@ skipping 1524 matching lines @@
         return m_command->state(m_frame.get(), triggeringEvent) == TrueTriState ? "true" : "false";
     return m_command->value(m_frame.get(), triggeringEvent);
 }
 
 bool Editor::Command::isTextInsertion() const
 {
     return m_command && m_command->isTextInsertion;
 }
 
 } // namespace WebCore