1 files changed, 20 insertions, 69 deletions

diff --git a/src/3rdparty/webkit/WebCore/html/HTMLTextAreaElement.cpp b/src/3rdparty/webkit/WebCore/html/HTMLTextAreaElement.cpp
index b5e4ced56b..3030018609 100644
--- a/src/3rdparty/webkit/WebCore/html/HTMLTextAreaElement.cpp
+++ b/src/3rdparty/webkit/WebCore/html/HTMLTextAreaElement.cpp
@@ -70,6 +70,7 @@ HTMLTextAreaElement::HTMLTextAreaElement(const QualifiedName& tagName, Document*
     , m_wrap(SoftWrap)
     , m_cachedSelectionStart(-1)
     , m_cachedSelectionEnd(-1)
+    , m_isDirty(false)
 {
     ASSERT(hasTagName(textareaTag));
     setFormControlValueMatchesRenderer(true);
@@ -93,54 +94,6 @@ void HTMLTextAreaElement::restoreFormControlState(const String& state)
     setDefaultValue(state);
 }
 
-int HTMLTextAreaElement::selectionStart()
-{
-    if (!renderer())
-        return 0;
-    if (document()->focusedNode() != this && m_cachedSelectionStart >= 0)
-        return m_cachedSelectionStart;
-    return toRenderTextControl(renderer())->selectionStart();
-}
-
-int HTMLTextAreaElement::selectionEnd()
-{
-    if (!renderer())
-        return 0;
-    if (document()->focusedNode() != this && m_cachedSelectionEnd >= 0)
-        return m_cachedSelectionEnd;
-    return toRenderTextControl(renderer())->selectionEnd();
-}
-
-static RenderTextControl* rendererAfterUpdateLayout(HTMLTextAreaElement* element)
-{
-    element->document()->updateLayoutIgnorePendingStylesheets();
-    return toRenderTextControl(element->renderer());
-}
-
-void HTMLTextAreaElement::setSelectionStart(int start)
-{
-    if (RenderTextControl* renderer = rendererAfterUpdateLayout(this))
-        renderer->setSelectionStart(start);
-}
-
-void HTMLTextAreaElement::setSelectionEnd(int end)
-{
-    if (RenderTextControl* renderer = rendererAfterUpdateLayout(this))
-        renderer->setSelectionEnd(end);
-}
-
-void HTMLTextAreaElement::select()
-{
-    if (RenderTextControl* renderer = rendererAfterUpdateLayout(this))
-        renderer->select();
-}
-
-void HTMLTextAreaElement::setSelectionRange(int start, int end)
-{
-    if (RenderTextControl* renderer = rendererAfterUpdateLayout(this))
-        renderer->setSelectionRange(start, end);
-}
-
 void HTMLTextAreaElement::childrenChanged(bool changedByParser, Node* beforeChange, Node* afterChange, int childCountDelta)
 {
     setValue(defaultValue());
@@ -196,18 +149,8 @@ void HTMLTextAreaElement::parseMappedAttribute(MappedAttribute* attr)
     } else if (attr->name() == alignAttr) {
         // Don't map 'align' attribute.  This matches what Firefox, Opera and IE do.
         // See http://bugs.webkit.org/show_bug.cgi?id=7075
-    } else if (attr->name() == placeholderAttr) {
-        updatePlaceholderVisibility(true);
-    } else if (attr->name() == onfocusAttr)
-        setAttributeEventListener(eventNames().focusEvent, createAttributeEventListener(this, attr));
-    else if (attr->name() == onblurAttr)
-        setAttributeEventListener(eventNames().blurEvent, createAttributeEventListener(this, attr));
-    else if (attr->name() == onselectAttr)
-        setAttributeEventListener(eventNames().selectEvent, createAttributeEventListener(this, attr));
-    else if (attr->name() == onchangeAttr)
-        setAttributeEventListener(eventNames().changeEvent, createAttributeEventListener(this, attr));
-    else
-        HTMLFormControlElementWithState::parseMappedAttribute(attr);
+    } else
+        HTMLTextFormControlElement::parseMappedAttribute(attr);
 }
 
 RenderObject* HTMLTextAreaElement::createRenderer(RenderArena* arena, RenderStyle*)
@@ -231,6 +174,7 @@ bool HTMLTextAreaElement::appendFormData(FormDataList& encoding, bool)
 void HTMLTextAreaElement::reset()
 {
     setValue(defaultValue());
+    m_isDirty = false;
 }
 
 bool HTMLTextAreaElement::isKeyboardFocusable(KeyboardEvent*) const
@@ -316,6 +260,7 @@ void HTMLTextAreaElement::updateValue() const
     m_value = toRenderTextControl(renderer())->text();
     const_cast<HTMLTextAreaElement*>(this)->setFormControlValueMatchesRenderer(true);
     notifyFormStateChanged(this);
+    m_isDirty = true;
 }
 
 String HTMLTextAreaElement::value() const
@@ -353,6 +298,7 @@ void HTMLTextAreaElement::setValue(const String& value)
 
     setNeedsStyleRecalc();
     notifyFormStateChanged(this);
+    updateValidity();
 }
 
 String HTMLTextAreaElement::defaultValue() const
@@ -409,14 +355,26 @@ int HTMLTextAreaElement::maxLength() const
     return ok && value >= 0 ? value : -1;
 }
 
-void HTMLTextAreaElement::setMaxLength(int newValue, ExceptionCode& exceptionCode)
+void HTMLTextAreaElement::setMaxLength(int newValue, ExceptionCode& ec)
 {
     if (newValue < 0)
-        exceptionCode = INDEX_SIZE_ERR;
+        ec = INDEX_SIZE_ERR;
     else
         setAttribute(maxlengthAttr, String::number(newValue));
 }
 
+bool HTMLTextAreaElement::tooLong() const
+{
+    // Return false for the default value even if it is longer than maxLength.
+    if (!m_isDirty)
+        return false;
+
+    int max = maxLength();
+    if (max < 0)
+        return false;
+    return value().length() > static_cast<unsigned>(max);
+}
+
 void HTMLTextAreaElement::accessKeyAction(bool)
 {
     focus();
@@ -442,13 +400,6 @@ void HTMLTextAreaElement::setRows(int rows)
     setAttribute(rowsAttr, String::number(rows));
 }
 
-VisibleSelection HTMLTextAreaElement::selection() const
-{
-    if (!renderer() || m_cachedSelectionStart < 0 || m_cachedSelectionEnd < 0)
-        return VisibleSelection();
-    return toRenderTextControl(renderer())->selection(m_cachedSelectionStart, m_cachedSelectionEnd);
-}
-
 bool HTMLTextAreaElement::shouldUseInputMethod() const
 {
     return true;