Merge 130848 - Sub-fields in input[type=time] should not be focusable if the input is disabled or r…

Source/WebCore/html/shadow/DateTimeEditElement.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 317 matching lines @@
         }
     }
     return false;
 }
 
 bool DateTimeEditElement::isDisabled() const
 {
     return m_editControlOwner && m_editControlOwner->isEditControlOwnerDisabled();
 }
 
+bool DateTimeEditElement::isFieldOwnerDisabledOrReadOnly() const
+{
+    return isDisabled() || isReadOnly();
+}
+
 bool DateTimeEditElement::isReadOnly() const
 {
     return m_editControlOwner && m_editControlOwner->isEditControlOwnerReadOnly();
 }
 
 void DateTimeEditElement::layout(const StepRange& stepRange, const DateComponents& dateValue, Localizer& localizer)
 {
     size_t focusedFieldIndex = this->focusedFieldIndex();
     DateTimeFieldElement* const focusedField = fieldAt(focusedFieldIndex);
     const AtomicString focusedFieldId = focusedField ? focusedField->shadowPseudoId() : nullAtom;
@@ skipping 131 matching lines @@
             return std::numeric_limits<double>::quiet_NaN();
         value += field->valueAsDouble();
     }
 
     return value;
 }
 
 } // namespace WebCore
 
 #endif