Move StyleInvalidator to StyleEngine.

Source/core/dom/StyleEngine.h

 /*
  * 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 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.
  *
@@ skipping 12 matching lines @@
  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301, USA.
  *
  */
 
 #ifndef StyleEngine_h
 #define StyleEngine_h
 
 #include "core/CoreExport.h"
 #include "core/css/CSSFontSelectorClient.h"
+#include "core/css/invalidation/StyleInvalidator.h"
 #include "core/css/resolver/StyleResolver.h"
 #include "core/dom/Document.h"
 #include "core/dom/DocumentOrderedList.h"
 #include "core/dom/DocumentStyleSheetCollection.h"
 #include "platform/heap/Handle.h"
 #include "wtf/FastAllocBase.h"
 #include "wtf/ListHashSet.h"
 #include "wtf/RefPtr.h"
 #include "wtf/TemporaryChange.h"
 #include "wtf/Vector.h"
@@ skipping 99 matching lines @@
         } else if (m_resolver->hasPendingAuthorStyleSheets()) {
             m_resolver->appendPendingAuthorStyleSheets();
         }
         return *m_resolver.get();
     }
 
     bool hasResolver() const { return m_resolver.get(); }
     void clearResolver();
     void clearMasterResolver();
 
+    StyleInvalidator& styleInvalidator() { return m_styleInvalidator; }
+
     CSSFontSelector* fontSelector() { return m_fontSelector.get(); }
     void setFontSelector(PassRefPtrWillBeRawPtr<CSSFontSelector>);
 
     void removeFontFaceRules(const WillBeHeapVector<RawPtrWillBeMember<const StyleRuleFontFace>>&);
     void clearFontCache();
     // updateGenericFontFamilySettings is used from WebSettingsImpl.
     void updateGenericFontFamilySettings();
 
     void didDetach();
     bool shouldClearResolver() const;
     void resolverChanged(StyleResolverUpdateMode);
     unsigned resolverAccessCount() const;
 
     void markDocumentDirty();
 
     PassRefPtrWillBeRawPtr<CSSStyleSheet> createSheet(Element*, const String& text, TextPosition startPosition, bool createdByParser);
     void removeSheet(StyleSheetContents*);
 
     void collectScopedStyleFeaturesTo(RuleFeatureSet&) const;
 
     void platformColorsChanged();
 
+    void classChangedForElement(const SpaceSplitString& changedClasses, Element&);
+    void classChangedForElement(const SpaceSplitString& oldClasses, const SpaceSplitString& newClasses, Element&);
+    void attributeChangedForElement(const QualifiedName& attributeName, Element&);
+    void idChangedForElement(const AtomicString& oldId, const AtomicString& newId, Element&);
+    void pseudoStateChangedForElement(CSSSelector::PseudoType, Element&);
+
     DECLARE_VIRTUAL_TRACE();
 
 private:
     // CSSFontSelectorClient implementation.
     virtual void fontsNeedUpdate(CSSFontSelector*) override;
 
 private:
     StyleEngine(Document&);
 
     TreeScopeStyleSheetCollection* ensureStyleSheetCollectionFor(TreeScope&);
     TreeScopeStyleSheetCollection* styleSheetCollectionFor(TreeScope&);
     bool shouldUpdateDocumentStyleSheetCollection(StyleResolverUpdateMode) const;
     bool shouldUpdateShadowTreeStyleSheetCollection(StyleResolverUpdateMode) const;
 
     void markTreeScopeDirty(TreeScope&);
 
     bool isMaster() const { return m_isMaster; }
     Document* master();
     Document& document() const { return *m_document; }
 
+    void scheduleInvalidationSetsForElement(const InvalidationSetVector&, Element&);
+
     typedef WillBeHeapHashSet<RawPtrWillBeMember<TreeScope>> UnorderedTreeScopeSet;
 
     // A class which holds document-ordered treescopes which have stylesheets.
     // ListHashSet allows only sequential access, not random access.
     // So it gets slow when the size of treescopes gets larger when finding
     // the best place to insert a treescope into the document-ordered
     // treescopes (requires linear search).
     // To solve this, use a vector for the document-ordered treescopes and
     // use a hashset for quickly checking whether a given treescope is
     // in the document-ordered treescopes or not.
@@ skipping 75 matching lines @@
     bool m_usesSiblingRules;
     bool m_usesFirstLineRules;
     bool m_usesWindowInactiveSelector;
     bool m_usesFirstLetterRules;
     bool m_usesRemUnits;
     unsigned m_maxDirectAdjacentSelectors;
 
     bool m_ignorePendingStylesheets;
     bool m_didCalculateResolver;
     OwnPtrWillBeMember<StyleResolver> m_resolver;
+    StyleInvalidator m_styleInvalidator;
 
     RefPtrWillBeMember<CSSFontSelector> m_fontSelector;
 
     WillBeHeapHashMap<AtomicString, RawPtrWillBeMember<StyleSheetContents>> m_textToSheetCache;
     WillBeHeapHashMap<RawPtrWillBeMember<StyleSheetContents>, AtomicString> m_sheetToTextCache;
 };
 
 }
 
 #endif