Generate focusin for input type=date/time when selected by tab

Source/core/html/forms/InputTypeView.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, 2009, 2010, 2011 Apple Inc. All rights reserved.
  *           (C) 2006 Alexey Proskuryakov (ap@nypop.com)
  * Copyright (C) 2007 Samuel Weinig (sam@webkit.org)
  * Copyright (C) 2009, 2010, 2011, 2012 Google Inc. All rights reserved.
  * Copyright (C) 2012 Samsung Electronics. All rights reserved.
  *
@@ skipping 107 matching lines @@
 }
 
 void InputTypeView::handleFocusEvent(Element*, FocusType)
 {
 }
 
 void InputTypeView::handleBlurEvent()
 {
 }
 
+void InputTypeView::handleFocusInEvent(Element*, FocusType)
+{
+}
+
 void InputTypeView::startResourceLoading()
 {
 }
 
 void InputTypeView::closePopupView()
 {
 }
 
 void InputTypeView::createShadowSubtree()
 {
@@ skipping 84 matching lines @@
 {
     return 0;
 }
 
 void ClickHandlingState::trace(Visitor* visitor)
 {
     visitor->trace(checkedRadioButton);
 }
 
 } // namespace blink