Expose IA and IA2 role and state for HTML input type attributes related to date and time.(re-land)

Source/core/accessibility/AXNodeObject.cpp

 /*
 * Copyright (C) 2012, 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:
 *
 * 1.  Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 194 matching lines @@
         if (type == InputTypeNames::button) {
             if (node()->parentNode() && isHTMLMenuElement(node()->parentNode()))
                 return MenuItemRole;
             return buttonRoleType();
         }
         if (type == InputTypeNames::checkbox) {
             if (node()->parentNode() && isHTMLMenuElement(node()->parentNode()))
                 return CheckBoxMenuItemRole;
             return CheckBoxRole;
         }
+        if (type == InputTypeNames::date)
+            return DateRole;
+        if (type == InputTypeNames::datetime
+            || type == InputTypeNames::datetime_local
+            || type == InputTypeNames::month
+            || type == InputTypeNames::week)
+            return DateTimeRole;
         if (type == InputTypeNames::radio)
             return RadioButtonRole;
         if (input.isTextButton())
             return buttonRoleType();
         if (type == InputTypeNames::range)
             return SliderRole;
         if (type == InputTypeNames::color)
             return ColorWellRole;
+        if (type == InputTypeNames::time)
+            return TimeRole;
         return TextFieldRole;
     }
     if (isHTMLSelectElement(*node())) {
         HTMLSelectElement& selectElement = toHTMLSelectElement(*node());
         return selectElement.multiple() ? ListBoxRole : PopUpButtonRole;
     }
     if (isHTMLTextAreaElement(*node()))
         return TextAreaRole;
     if (headingLevel())
         return HeadingRole;
@@ skipping 1479 matching lines @@
     float range = maxValueForRange() - minValueForRange();
     float value = valueForRange();
 
     value += range * (percentChange / 100);
     setValue(String::number(value));
 
     axObjectCache()->postNotification(node(), AXObjectCache::AXValueChanged, true);
 }
 
 } // namespace blink