Delete RenderBlockFlow.

sky/engine/core/css/resolver/StyleResolver.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 2004-2005 Allan Sandfeld Jensen (kde@carewolf.com)
  * Copyright (C) 2006, 2007 Nicholas Shanks (webkit@nickshanks.com)
  * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 Apple Inc. All rights reserved.
  * Copyright (C) 2007 Alexey Proskuryakov <ap@webkit.org>
  * Copyright (C) 2007, 2008 Eric Seidel <eric@webkit.org>
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (c) 2011, Code Aurora Forum. All rights reserved.
  * Copyright (C) Research In Motion Limited 2011. All rights reserved.
@@ skipping 154 matching lines @@
     if (const StylePropertySet* inlineStyle = element.inlineStyle()) {
         // Inline style is immutable as long as there is no CSSOM wrapper.
         bool isInlineStyleCacheable = !inlineStyle->isMutable();
         collector.addElementStyleProperties(inlineStyle, isInlineStyleCacheable);
     }
 }
 
 PassRefPtr<RenderStyle> StyleResolver::styleForDocument(Document& document)
 {
     RefPtr<RenderStyle> documentStyle = RenderStyle::create();
-    documentStyle->setDisplay(FLEX);
     documentStyle->setRTLOrdering(LogicalOrder);
     documentStyle->setLocale(document.contentLanguage());
     documentStyle->setZIndex(0);
     documentStyle->setUserModify(READ_ONLY);
 
     document.setupFontBuilder(documentStyle.get());
 
     return documentStyle.release();
 }
 
@@ skipping 407 matching lines @@
                 break;
             default:
                 break;
             }
             StyleBuilder::applyProperty(properties[i].property, state, properties[i].value);
         }
     }
 }
 
 } // namespace blink