Blur immediately if an attribute change made an element unfocasable.

third_party/WebKit/Source/core/svg/SVGElement.cpp

 /*
  * Copyright (C) 2004, 2005, 2006, 2007, 2008 Nikolas Zimmermann
  * <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2006, 2008 Rob Buis <buis@kde.org>
  * Copyright (C) 2008 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Alp Toker <alp@atoker.com>
  * Copyright (C) 2009 Cameron McCormack <cam@mcc.id.au>
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
@@ skipping 900 matching lines @@
   if (!parent || !parent->isSVGElement())
     return;
 
   toSVGElement(parent)->sendSVGLoadEventToSelfAndAncestorChainIfPossible();
 }
 
 void SVGElement::attributeChanged(const QualifiedName& name,
                                   const AtomicString& oldValue,
                                   const AtomicString& newValue,
                                   AttributeModificationReason) {
-  Element::attributeChanged(name, oldValue, newValue);
+  Element::attributeChanged(name, oldValue, newValue,
+                            AttributeModificationReason::kDirectly);
 
   if (name == HTMLNames::idAttr)
     rebuildAllIncomingReferences();
 
   // Changes to the style attribute are processed lazily (see
   // Element::getAttribute() and related methods), so we don't want changes to
   // the style attribute to result in extra work here.
   if (name == HTMLNames::styleAttr)
     return;
 
@@ skipping 354 matching lines @@
   visitor->trace(m_className);
   Element::trace(visitor);
 }
 
 const AtomicString& SVGElement::eventParameterName() {
   DEFINE_STATIC_LOCAL(const AtomicString, evtString, ("evt"));
   return evtString;
 }
 
 }  // namespace blink