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diff --git a/Source/WebCore/html/DateTimeInputType.cpp b/Source/WebCore/html/DateTimeInputType.cpp
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+++ b/Source/WebCore/html/DateTimeInputType.cpp
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+/*
+ * Copyright (C) 2010 Google Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "config.h"
+#include "DateTimeInputType.h"
+
+#include "DateComponents.h"
+#include "HTMLInputElement.h"
+#include "HTMLNames.h"
+#include <wtf/CurrentTime.h>
+#include <wtf/PassOwnPtr.h>
+
+#if ENABLE(INPUT_TYPE_DATETIME)
+
+namespace WebCore {
+
+using namespace HTMLNames;
+
+static const double dateTimeDefaultStep = 60.0;
+static const double dateTimeStepScaleFactor = 1000.0;
+
+PassOwnPtr<InputType> DateTimeInputType::create(HTMLInputElement* element)
+{
+    return adoptPtr(new DateTimeInputType(element));
+}
+
+const AtomicString& DateTimeInputType::formControlType() const
+{
+    return InputTypeNames::datetime();
+}
+
+DateComponents::Type DateTimeInputType::dateType() const
+{
+    return DateComponents::DateTime;
+}
+
+double DateTimeInputType::defaultValueForStepUp() const
+{
+    return currentTimeMS();
+}
+
+double DateTimeInputType::minimum() const
+{
+    return parseToDouble(element()->fastGetAttribute(minAttr), DateComponents::minimumDateTime());
+}
+
+double DateTimeInputType::maximum() const
+{
+    return parseToDouble(element()->fastGetAttribute(maxAttr), DateComponents::maximumDateTime());
+}
+
+double DateTimeInputType::defaultStep() const
+{
+    return dateTimeDefaultStep;
+}
+
+double DateTimeInputType::stepScaleFactor() const
+{
+    return dateTimeStepScaleFactor;
+}
+
+bool DateTimeInputType::scaledStepValueShouldBeInteger() const
+{
+    return true;
+}
+
+bool DateTimeInputType::parseToDateComponentsInternal(const UChar* characters, unsigned length, DateComponents* out) const
+{
+    ASSERT(out);
+    unsigned end;
+    return out->parseDateTime(characters, length, 0, end) && end == length;
+}
+
+bool DateTimeInputType::setMillisecondToDateComponents(double value, DateComponents* date) const
+{
+    ASSERT(date);
+    return date->setMillisecondsSinceEpochForDateTime(value);
+}
+
+} // namespace WebCore
+
+#endif