Consider slots' tabindex in focus navigation

third_party/WebKit/Source/core/html/HTMLSlotElement.cpp

 /*
  * Copyright (C) 2015 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 261 matching lines @@
         Microtask::enqueueMicrotask(WTF::bind(&HTMLSlotElement::dispatchSlotChangeEvent, PassRefPtrWillBeRawPtr<HTMLSlotElement>(this)));
     }
 }
 
 void HTMLSlotElement::clearDistribution()
 {
     willUpdateDistribution();
     didUpdateDistribution();
 }
 
+short HTMLSlotElement::tabIndex() const
+{
+    return Element::tabIndex();
+}
+

[hayato, 2016/04/01 05:56:57]

Two empty lines -> One empty line.

[yuzuchan, 2016/04/01 06:06:56]

Done.

+
 DEFINE_TRACE(HTMLSlotElement)
 {
 #if ENABLE(OILPAN)
     visitor->trace(m_assignedNodes);
     visitor->trace(m_distributedNodes);
     visitor->trace(m_distributedIndices);
     visitor->trace(m_oldDistributedNodes);
 #endif
     HTMLElement::trace(visitor);
 }
 
 } // namespace blink