Make unicode-bidi:isolate the default for elements with dir attributes

third_party/WebKit/Source/core/editing/commands/ApplyStyleCommand.cpp

 /*
  * Copyright (C) 2005, 2006, 2008, 2009 Apple 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 532 matching lines @@
             setNodeAttribute(element, styleAttr, AtomicString(inlineStyle->asText()));
             if (isSpanWithoutAttributesOrUnstyledStyleSpan(element))
                 removeNodePreservingChildren(element);
         }
     }
 }
 
 static HTMLElement* highestEmbeddingAncestor(Node* startNode, Node* enclosingNode)
 {
     for (Node* n = startNode; n && n != enclosingNode; n = n->parentNode()) {
-        if (n->isHTMLElement() && getIdentifierValue(CSSComputedStyleDeclaration::create(n).get(), CSSPropertyUnicodeBidi) == CSSValueEmbed)
+        if (n->isHTMLElement()
+            && EditingStyle::isEmbedOrIsolate(getIdentifierValue(CSSComputedStyleDeclaration::create(n).get(), CSSPropertyUnicodeBidi))) {
             return toHTMLElement(n);
+        }
     }
 
     return 0;
 }
 
 void ApplyStyleCommand::applyInlineStyle(EditingStyle* style)
 {
     RefPtrWillBeRawPtr<ContainerNode> startDummySpanAncestor = nullptr;
     RefPtrWillBeRawPtr<ContainerNode> endDummySpanAncestor = nullptr;
 
@@ skipping 1029 matching lines @@
 DEFINE_TRACE(ApplyStyleCommand)
 {
     visitor->trace(m_style);
     visitor->trace(m_start);
     visitor->trace(m_end);
     visitor->trace(m_styledInlineElement);
     CompositeEditCommand::trace(visitor);
 }
 
 }