Add a WebDocument::watchCssSelectors(selectors)

Source/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 45 matching lines @@
 #include "core/css/PageRuleCollector.h"
 #include "core/css/RuleSet.h"
 #include "core/css/StylePropertySet.h"
 #include "core/css/resolver/AnimatedStyleBuilder.h"
 #include "core/css/resolver/MatchResult.h"
 #include "core/css/resolver/MediaQueryResult.h"
 #include "core/css/resolver/SharedStyleFinder.h"
 #include "core/css/resolver/StyleAdjuster.h"
 #include "core/css/resolver/StyleBuilder.h"
 #include "core/css/resolver/ViewportStyleResolver.h"
+#include "core/dom/CSSSelectorWatch.h"
 #include "core/dom/DocumentStyleSheetCollection.h"
 #include "core/dom/NodeRenderStyle.h"
 #include "core/dom/NodeRenderingContext.h"
 #include "core/dom/Text.h"
 #include "core/dom/shadow/ContentDistributor.h"
 #include "core/dom/shadow/ElementShadow.h"
 #include "core/dom/shadow/ShadowRoot.h"
 #include "core/html/HTMLIFrameElement.h"
 #include "core/inspector/InspectorInstrumentation.h"
 #include "core/page/Frame.h"
@@ skipping 56 matching lines @@
 
     if (root)
         m_rootDefaultStyle = styleForElement(root, 0, DisallowStyleSharing, MatchOnlyUserAgentRules);
 
     if (m_rootDefaultStyle && view)
         m_medium = adoptPtr(new MediaQueryEvaluator(view->mediaType(), view->frame(), m_rootDefaultStyle.get()));
 
     m_styleTree.clear();
 
     DocumentStyleSheetCollection* styleSheetCollection = document->styleSheetCollection();
-    m_ruleSets.initUserStyle(styleSheetCollection, *m_medium, *this);
+    m_ruleSets.initUserStyle(styleSheetCollection, CSSSelectorWatch::from(document)->watchedCallbackSelectors(), *m_medium, *this);
 
 #if ENABLE(SVG_FONTS)
     if (document->svgExtensions()) {
         const HashSet<SVGFontFaceElement*>& svgFontFaceElements = document->svgExtensions()->svgFontFaceElements();
         HashSet<SVGFontFaceElement*>::const_iterator end = svgFontFaceElements.end();
         for (HashSet<SVGFontFaceElement*>::const_iterator it = svgFontFaceElements.begin(); it != end; ++it)
             fontSelector()->addFontFaceRule((*it)->fontFaceRule());
     }
 #endif
     m_styleTree.setBuildInDocumentOrder(!styleSheetCollection->hasScopedStyleSheet());
@@ skipping 1107 matching lines @@
         return property > lastHighPriorityProperty;
     }
     ASSERT_NOT_REACHED();
     return false;
 }
 
 template <StyleResolver::StyleApplicationPass pass>
 void StyleResolver::applyProperties(StyleResolverState& state, const StylePropertySet* properties, StyleRule* rule, bool isImportant, bool inheritedOnly, PropertyWhitelistType propertyWhitelistType)
 {
     ASSERT((propertyWhitelistType != PropertyWhitelistRegion) || state.regionForStyling());
+    state.setCurrentRule(rule);
 
     unsigned propertyCount = properties->propertyCount();
     for (unsigned i = 0; i < propertyCount; ++i) {
         StylePropertySet::PropertyReference current = properties->propertyAt(i);
         if (isImportant != current.isImportant())
             continue;
         if (inheritedOnly && !current.isInherited()) {
             // If the property value is explicitly inherited, we need to apply further non-inherited properties
             // as they might override the value inherited here. For this reason we don't allow declarations with
             // explicitly inherited properties to be cached.
@@ skipping 249 matching lines @@
         m_matchedPropertiesSearches, m_matchedPropertiesHit, m_matchedPropertiesSharedInheritedHit, m_matchedPropertiesToCache, m_matchedPropertiesEnteredIntoCache);
 
     fprintf(stderr, "Total:\n");
     printStyleStats(m_totalSearches, m_totalElementsEligibleForSharing, m_totalStylesShared, m_totalSearchFoundSiblingForSharing, m_totalSearchesMissedSharing,
         m_totalMatchedPropertiesSearches, m_totalMatchedPropertiesHit, m_totalMatchedPropertiesSharedInheritedHit, m_totalMatchedPropertiesToCache, m_totalMatchedPropertiesEnteredIntoCache);
     fprintf(stderr, "--------------------------------------------------------------------------------\n");
 }
 #endif
 
 } // namespace WebCore