Fix style errors in core/html/shadow/.

third_party/WebKit/Source/core/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 202 matching lines @@
 
 bool DateTimeFieldElement::supportsFocus() const
 {
     return !isDisabled() && !isFieldOwnerDisabled();
 }
 
 void DateTimeFieldElement::updateVisibleValue(EventBehavior eventBehavior)
 {
     Text* const textNode = toText(firstChild());
     const String newVisibleValue = visibleValue();
-    ASSERT(newVisibleValue.length() > 0);
+    DCHECK_GT(newVisibleValue.length(), 0u);
 
     if (textNode->wholeText() == newVisibleValue)
         return;
 
     textNode->replaceWholeText(newVisibleValue);
     if (hasValue()) {
         setAttribute(aria_valuetextAttr, AtomicString(newVisibleValue));
         setAttribute(aria_valuenowAttr, AtomicString::number(valueForARIAValueNow()));
     } else {
         setAttribute(aria_valuetextAttr, AtomicString(emptyValueAXText()));
         removeAttribute(aria_valuenowAttr);
     }
 
     if (eventBehavior == DispatchEvent && m_fieldOwner)
         m_fieldOwner->fieldValueChanged();
 }
 
 int DateTimeFieldElement::valueForARIAValueNow() const
 {
     return valueAsInteger();
 }
 
 } // namespace blink