Merge 133429 - Shadow DOM should be able to be disabled per context.

Source/WebCore/dom/Position.cpp

 /*
  * Copyright (C) 2004, 2005, 2006, 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
  *    documentation and/or other materials provided with the distribution.
  *
  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
  */
 
 #include "config.h"
 #include "Position.h"
 
 #include "CSSComputedStyleDeclaration.h"
+#include "ContextFeatures.h"
 #include "HTMLNames.h"
 #include "InlineTextBox.h"
 #include "Logging.h"
 #include "PositionIterator.h"
 #include "RenderBlock.h"
 #include "RenderText.h"
-#include "RuntimeEnabledFeatures.h"
 #include "Text.h"
 #include "TextIterator.h"
 #include "VisiblePosition.h"
 #include "htmlediting.h"
 #include "visible_units.h"
 #include <stdio.h>
 #include <wtf/text/CString.h>
 #include <wtf/unicode/CharacterNames.h>
   
 namespace WebCore {
@@ skipping 28 matching lines @@
     return 0;
 }
 
 Position::Position(PassRefPtr<Node> anchorNode, LegacyEditingOffset offset)
     : m_anchorNode(anchorNode)
     , m_offset(offset.value())
     , m_anchorType(anchorTypeForLegacyEditingPosition(m_anchorNode.get(), m_offset))
     , m_isLegacyEditingPosition(true)
 {
 #if ENABLE(SHADOW_DOM)
-    ASSERT((m_anchorNode && RuntimeEnabledFeatures::shadowDOMEnabled())
+    ASSERT((m_anchorNode && ContextFeatures::shadowDOMEnabled(m_anchorNode->document()))
            || !m_anchorNode || !m_anchorNode->isShadowRoot());
 #else
     ASSERT(!m_anchorNode || !m_anchorNode->isShadowRoot());
 #endif
 }
 
 Position::Position(PassRefPtr<Node> anchorNode, AnchorType anchorType)
     : m_anchorNode(anchorNode)
     , m_offset(0)
     , m_anchorType(anchorType)
     , m_isLegacyEditingPosition(false)
 {
 #if ENABLE(SHADOW_DOM)
-    ASSERT((m_anchorNode && RuntimeEnabledFeatures::shadowDOMEnabled())
+    ASSERT((m_anchorNode && ContextFeatures::shadowDOMEnabled(m_anchorNode->document()))
            || !m_anchorNode || !m_anchorNode->isShadowRoot());
 #else
     ASSERT(!m_anchorNode || !m_anchorNode->isShadowRoot());
 #endif
 
     ASSERT(anchorType != PositionIsOffsetInAnchor);
     ASSERT(!((anchorType == PositionIsBeforeChildren || anchorType == PositionIsAfterChildren)
         && (m_anchorNode->isTextNode() || editingIgnoresContent(m_anchorNode.get()))));
 }
 
 Position::Position(PassRefPtr<Node> anchorNode, int offset, AnchorType anchorType)
     : m_anchorNode(anchorNode)
     , m_offset(offset)
     , m_anchorType(anchorType)
     , m_isLegacyEditingPosition(false)
 {
 #if ENABLE(SHADOW_DOM)
-    ASSERT((m_anchorNode && RuntimeEnabledFeatures::shadowDOMEnabled())
+    ASSERT((m_anchorNode && ContextFeatures::shadowDOMEnabled(m_anchorNode->document()))
            || !m_anchorNode || !editingIgnoresContent(m_anchorNode.get()) || !m_anchorNode->isShadowRoot());
 #else
     ASSERT(!m_anchorNode || !editingIgnoresContent(m_anchorNode.get()) || !m_anchorNode->isShadowRoot());
 #endif
 
     ASSERT(anchorType == PositionIsOffsetInAnchor);
 }
 
 Position::Position(PassRefPtr<Text> textNode, unsigned offset)
     : m_anchorNode(textNode)
@@ skipping 723 matching lines @@
 bool Position::nodeIsUserSelectNone(Node* node)
 {
     return node && node->renderer() && node->renderer()->style()->userSelect() == SELECT_NONE;
 }
 
 ContainerNode* Position::findParent(const Node* node)
 {
     // FIXME: See http://web.ug/82697
 
 #if ENABLE(SHADOW_DOM)
-    if (RuntimeEnabledFeatures::shadowDOMEnabled())
+    if (ContextFeatures::shadowDOMEnabled(node->document()))
         return node->parentNode();
 #endif
 
     return node->nonShadowBoundaryParentNode();
 }
 
 bool Position::isCandidate() const
 {
     if (isNull())
         return false;
@@ skipping 504 matching lines @@
     pos.showTreeForThis();
 }
 
 void showTree(const WebCore::Position* pos)
 {
     if (pos)
         pos->showTreeForThis();
 }
 
 #endif