[WIP] Implement :dir()

third_party/WebKit/Source/core/html/HTMLTextAreaElement.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2010 Apple Inc. All rights reserved.
  *           (C) 2006 Alexey Proskuryakov (ap@nypop.com)
  * Copyright (C) 2007 Samuel Weinig (sam@webkit.org)
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
@@ skipping 278 matching lines @@
     setChangedSinceLastFormControlChangeEvent(true);
     m_valueIsUpToDate = false;
     setNeedsValidityCheck();
     setAutofilled(false);
     updatePlaceholderVisibility();
 
     if (!focused())
         return;
 
     // When typing in a textarea, childrenChanged is not called, so we need to force the directionality check.
-    calculateAndAdjustDirectionality();
+    updateForDirAuto();
 
     ASSERT(document().isActive());
     document().frameHost()->chromeClient().didChangeValueInTextField(*this);
 }
 
 void HTMLTextAreaElement::handleBeforeTextInsertedEvent(BeforeTextInsertedEvent* event) const
 {
     ASSERT(event);
     ASSERT(layoutObject());
     int signedMaxLength = maxLength();
@@ skipping 360 matching lines @@
 
 void HTMLTextAreaElement::copyNonAttributePropertiesFromElement(const Element& source)
 {
     const HTMLTextAreaElement& sourceElement = static_cast<const HTMLTextAreaElement&>(source);
     setValueCommon(sourceElement.value(), DispatchNoEvent, SetSeletion);
     m_isDirty = sourceElement.m_isDirty;
     HTMLTextFormControlElement::copyNonAttributePropertiesFromElement(source);
 }
 
 } // namespace blink