Remove ENABLE_DIALOG_ELEMENT

Source/core/css/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 1399 matching lines @@
         // of block-flow to anything other than TopToBottomWritingMode.
         // https://bugs.webkit.org/show_bug.cgi?id=46418 - Flexible box support.
         if (style->writingMode() != TopToBottomWritingMode && (style->display() == BOX || style->display() == INLINE_BOX))
             style->setWritingMode(TopToBottomWritingMode);
 
         if (isDisplayFlexibleBox(parentStyle->display())) {
             style->setFloating(NoFloat);
             style->setDisplay(equivalentBlockDisplay(style->display(), style->isFloating(), !document()->inQuirksMode()));
         }
 
-#if ENABLE(DIALOG_ELEMENT)
         // Per the spec, position 'static' and 'relative' in the top layer compute to 'absolute'.
         if (e && e->isInTopLayer() && (style->position() == StaticPosition || style->position() == RelativePosition)) {
             style->setPosition(AbsolutePosition);
             style->setDisplay(BLOCK);
         }
-#endif
     }
 
     // Make sure our z-index value is only applied if the object is positioned.
     if (style->position() == StaticPosition && !isDisplayFlexibleBox(parentStyle->display()))
         style->setHasAutoZIndex();
 
     // Auto z-index becomes 0 for the root element and transparent objects. This prevents
     // cases where objects that should be blended as a single unit end up with a non-transparent
     // object wedged in between them. Auto z-index also becomes 0 for objects that specify transforms/masks/reflections.
     if (style->hasAutoZIndex() && ((e && e->document()->documentElement() == e)
         || style->opacity() < 1.0f
         || style->hasTransformRelatedProperty()
         || style->hasMask()
         || style->clipPath()
         || style->boxReflect()
         || style->hasFilter()
         || style->hasBlendMode()
         || style->position() == StickyPosition
         || (style->position() == FixedPosition && e && e->document()->page() && e->document()->page()->settings()->fixedPositionCreatesStackingContext())
 #if ENABLE(ACCELERATED_OVERFLOW_SCROLLING)
         // Touch overflow scrolling creates a stacking context.
         || ((style->overflowX() != OHIDDEN || style->overflowY() != OHIDDEN) && style->useTouchOverflowScrolling())
 #endif
-#if ENABLE(DIALOG_ELEMENT)
         || (e && e->isInTopLayer())
-#endif
         ))
         style->setZIndex(0);
 
     // Textarea considers overflow visible as auto.
     if (e && e->hasTagName(textareaTag)) {
         style->setOverflowX(style->overflowX() == OVISIBLE ? OAUTO : style->overflowX());
         style->setOverflowY(style->overflowY() == OVISIBLE ? OAUTO : style->overflowY());
     }
 
     if (doesNotInheritTextDecoration(style, e))
@@ skipping 2977 matching lines @@
     info.addMember(m_state, "state");
 
     // FIXME: move this to a place where it would be called only once?
     info.addMember(CSSDefaultStyleSheets::defaultStyle, "defaultStyle");
     info.addMember(CSSDefaultStyleSheets::defaultQuirksStyle, "defaultQuirksStyle");
     info.addMember(CSSDefaultStyleSheets::defaultPrintStyle,"defaultPrintStyle");
     info.addMember(CSSDefaultStyleSheets::defaultViewSourceStyle, "defaultViewSourceStyle");
 }
 
 } // namespace WebCore