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diff --git a/Source/WebCore/dom/DocumentStyleSheetCollection.h b/Source/WebCore/dom/DocumentStyleSheetCollection.h
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-/*
- * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
- * (C) 1999 Antti Koivisto (koivisto@kde.org)
- * (C) 2001 Dirk Mueller (mueller@kde.org)
- * (C) 2006 Alexey Proskuryakov (ap@webkit.org)
- * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012, 2013 Apple Inc. All rights reserved.
- * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
- * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
- * Copyright (C) 2011 Google Inc. All rights reserved.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public License
- * along with this library; see the file COPYING.LIB. If not, write to
- * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
- * Boston, MA 02110-1301, USA.
- *
- */
-
-#ifndef DocumentStyleSheetCollection_h
-#define DocumentStyleSheetCollection_h
-
-#include <wtf/FastMalloc.h>
-#include <wtf/ListHashSet.h>
-#include <wtf/RefPtr.h>
-#include <wtf/Vector.h>
-#include <wtf/text/WTFString.h>
-
-namespace WebCore {
-
-class CSSStyleSheet;
-class Document;
-class Node;
-class StyleSheet;
-class StyleSheetContents;
-class StyleSheetList;
-
-class DocumentStyleSheetCollection {
- WTF_MAKE_FAST_ALLOCATED;
-public:
- explicit DocumentStyleSheetCollection(Document&);
-
- const Vector<RefPtr<StyleSheet>>& styleSheetsForStyleSheetList() const { return m_styleSheetsForStyleSheetList; }
-
- const Vector<RefPtr<CSSStyleSheet>>& activeAuthorStyleSheets() const { return m_activeAuthorStyleSheets; }
-
- CSSStyleSheet* pageUserSheet();
- const Vector<RefPtr<CSSStyleSheet>>& documentUserStyleSheets() const { return m_userStyleSheets; }
- const Vector<RefPtr<CSSStyleSheet>>& documentAuthorStyleSheets() const { return m_authorStyleSheets; }
- const Vector<RefPtr<CSSStyleSheet>>& injectedUserStyleSheets() const;
- const Vector<RefPtr<CSSStyleSheet>>& injectedAuthorStyleSheets() const;
-
- void addStyleSheetCandidateNode(Node&, bool createdByParser);
- void removeStyleSheetCandidateNode(Node&);
-
- void clearPageUserSheet();
- void updatePageUserSheet();
- void invalidateInjectedStyleSheetCache();
- void updateInjectedStyleSheetCache() const;
-
- void addAuthorSheet(PassRef<StyleSheetContents> authorSheet);
- void addUserSheet(PassRef<StyleSheetContents> userSheet);
-
- enum UpdateFlag { NoUpdate = 0, OptimizedUpdate, FullUpdate };
-
- UpdateFlag pendingUpdateType() const { return m_pendingUpdateType; }
- void setPendingUpdateType(UpdateFlag updateType)
- {
- if (updateType > m_pendingUpdateType)
- m_pendingUpdateType = updateType;
- }
-
- void flushPendingUpdates()
- {
- if (m_pendingUpdateType != NoUpdate)
- updateActiveStyleSheets(m_pendingUpdateType);
- }
-
- bool updateActiveStyleSheets(UpdateFlag);
-
- String preferredStylesheetSetName() const { return m_preferredStylesheetSetName; }
- String selectedStylesheetSetName() const { return m_selectedStylesheetSetName; }
- void setPreferredStylesheetSetName(const String& name) { m_preferredStylesheetSetName = name; }
- void setSelectedStylesheetSetName(const String& name) { m_selectedStylesheetSetName = name; }
-
- void addPendingSheet() { m_pendingStylesheets++; }
- enum RemovePendingSheetNotificationType {
- RemovePendingSheetNotifyImmediately,
- RemovePendingSheetNotifyLater
- };
- void removePendingSheet(RemovePendingSheetNotificationType = RemovePendingSheetNotifyImmediately);
-
- bool hasPendingSheets() const { return m_pendingStylesheets > 0; }
-
- bool usesSiblingRules() const { return m_usesSiblingRules || m_usesSiblingRulesOverride; }
- void setUsesSiblingRulesOverride(bool b) { m_usesSiblingRulesOverride = b; }
- bool usesFirstLineRules() const { return m_usesFirstLineRules; }
- bool usesFirstLetterRules() const { return m_usesFirstLetterRules; }
- void setUsesFirstLetterRules(bool b) { m_usesFirstLetterRules = b; }
- bool usesBeforeAfterRules() const { return m_usesBeforeAfterRules || m_usesBeforeAfterRulesOverride; }
- void setUsesBeforeAfterRulesOverride(bool b) { m_usesBeforeAfterRulesOverride = b; }
- bool usesRemUnits() const { return m_usesRemUnits; }
- void setUsesRemUnit(bool b) { m_usesRemUnits = b; }
-
- void combineCSSFeatureFlags();
- void resetCSSFeatureFlags();
-
- bool activeStyleSheetsContains(const CSSStyleSheet*) const;
-
- void detachFromDocument();
-
-private:
- void collectActiveStyleSheets(Vector<RefPtr<StyleSheet>>&);
- enum StyleResolverUpdateType {
- Reconstruct,
- Reset,
- Additive
- };
- void analyzeStyleSheetChange(UpdateFlag, const Vector<RefPtr<CSSStyleSheet>>& newStylesheets, StyleResolverUpdateType&, bool& requiresFullStyleRecalc);
-
- Document& m_document;
-
- Vector<RefPtr<StyleSheet>> m_styleSheetsForStyleSheetList;
- Vector<RefPtr<CSSStyleSheet>> m_activeAuthorStyleSheets;
-
- // This is a mirror of m_activeAuthorStyleSheets that gets populated on demand for activeStyleSheetsContains().
- mutable OwnPtr<HashSet<const CSSStyleSheet*>> m_weakCopyOfActiveStyleSheetListForFastLookup;
-
- // Track the number of currently loading top-level stylesheets needed for rendering.
- // Sheets loaded using the @import directive are not included in this count.
- // We use this count of pending sheets to detect when we can begin attaching
- // elements and when it is safe to execute scripts.
- int m_pendingStylesheets;
-
- RefPtr<CSSStyleSheet> m_pageUserSheet;
-
- mutable Vector<RefPtr<CSSStyleSheet>> m_injectedUserStyleSheets;
- mutable Vector<RefPtr<CSSStyleSheet>> m_injectedAuthorStyleSheets;
- mutable bool m_injectedStyleSheetCacheValid;
-
- Vector<RefPtr<CSSStyleSheet>> m_userStyleSheets;
- Vector<RefPtr<CSSStyleSheet>> m_authorStyleSheets;
-
- bool m_hadActiveLoadingStylesheet;
- UpdateFlag m_pendingUpdateType;
-
- typedef ListHashSet<Node*, 32> StyleSheetCandidateListHashSet;
- StyleSheetCandidateListHashSet m_styleSheetCandidateNodes;
-
- String m_preferredStylesheetSetName;
- String m_selectedStylesheetSetName;
-
- bool m_usesSiblingRules;
- bool m_usesSiblingRulesOverride;
- bool m_usesFirstLineRules;
- bool m_usesFirstLetterRules;
- bool m_usesBeforeAfterRules;
- bool m_usesBeforeAfterRulesOverride;
- bool m_usesRemUnits;
-};
-
-}
-
-#endif
-
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