Merge 134239 - Refactoring: set read-only values on layout in DateTimeEditElement

Source/WebCore/html/shadow/DateTimeFieldElement.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
  *     notice, this list of conditions and the following disclaimer in the
@@ skipping 93 matching lines @@
     }
 
     if (keyIdentifier == "Up") {
         keyboardEvent->setDefaultHandled();
         stepUp();
         return;
     }
 
     if (keyIdentifier == "U+0008" || keyIdentifier == "U+007F") {
         keyboardEvent->setDefaultHandled();
-        setEmptyValue(DateComponents(), DispatchEvent);
+        setEmptyValue(DispatchEvent);
         return;
     }
 }
 
 void DateTimeFieldElement::didBlur()
 {
     if (m_fieldOwner)
         m_fieldOwner->didBlurFromField();
 }
 
@@ skipping 68 matching lines @@
     setAttribute(aria_valuetextAttr, hasValue() ? newVisibleValue : AXDateTimeFieldEmptyValueText());
     setAttribute(aria_valuenowAttr, newVisibleValue);
 
     if (eventBehavior == DispatchEvent && m_fieldOwner)
         m_fieldOwner->fieldValueChanged();
 }
 
 } // namespace WebCore
 
 #endif