Devtools Animations: Add method to fetch CSS keyframed animations

third_party/WebKit/Source/core/css/resolver/ScopedStyleResolver.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2012 Google 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.
@@ skipping 37 matching lines @@
 public:
     static PassOwnPtrWillBeRawPtr<ScopedStyleResolver> create(TreeScope& scope)
     {
         return adoptPtrWillBeNoop(new ScopedStyleResolver(scope));
     }
 
     const TreeScope& treeScope() const { return *m_scope; }
     ScopedStyleResolver* parent() const;
 
     StyleRuleKeyframes* keyframeStylesForAnimation(const StringImpl* animationName);
+    CSSStyleSheet* styleSheetForAnimation(const StringImpl* animationName);
 
     void appendCSSStyleSheet(CSSStyleSheet&, const MediaQueryEvaluator&);
     void collectMatchingAuthorRules(ElementRuleCollector&, bool includeEmptyRules, CascadeOrder = ignoreCascadeOrder);
     void collectMatchingShadowHostRules(ElementRuleCollector&, bool includeEmptyRules, CascadeOrder = ignoreCascadeOrder);
     void collectMatchingTreeBoundaryCrossingRules(ElementRuleCollector&, bool includeEmptyRules, CascadeOrder);
     void matchPageRules(PageRuleCollector&);
     void collectFeaturesTo(RuleFeatureSet&, HashSet<const StyleSheetContents*>& visitedSharedStyleSheetContents) const;
     void resetAuthorStyle();
     void collectViewportRulesTo(ViewportStyleResolver*) const;
 
     DECLARE_TRACE();
 
 private:
     explicit ScopedStyleResolver(TreeScope& scope)
         : m_scope(scope)
     {
     }
 
     void addTreeBoundaryCrossingRules(const RuleSet&, CSSStyleSheet*, unsigned sheetIndex);
-    void addKeyframeRules(const RuleSet&);
+    void addKeyframeRules(const RuleSet&, CSSStyleSheet*);
     void addFontFaceRules(const RuleSet&);
-    void addKeyframeStyle(PassRefPtrWillBeRawPtr<StyleRuleKeyframes>);
+    void addKeyframeStyle(PassRefPtrWillBeRawPtr<StyleRuleKeyframes>, CSSStyleSheet*);
 
     RawPtrWillBeMember<TreeScope> m_scope;
 
     WillBeHeapVector<RawPtrWillBeMember<CSSStyleSheet>> m_authorStyleSheets;
 
     using KeyframesRuleMap = WillBeHeapHashMap<const StringImpl*, RefPtrWillBeMember<StyleRuleKeyframes>>;
     KeyframesRuleMap m_keyframesRuleMap;
+    WillBeHeapHashMap<const StringImpl*, CSSStyleSheet*> m_keyframesStyleSheetMap;
 
     class RuleSubSet final : public NoBaseWillBeGarbageCollected<RuleSubSet> {
     public:
         static PassOwnPtrWillBeRawPtr<RuleSubSet> create(CSSStyleSheet* sheet, unsigned index, PassOwnPtrWillBeRawPtr<RuleSet> rules)
         {
             return adoptPtrWillBeNoop(new RuleSubSet(sheet, index, rules));
         }
 
         RawPtrWillBeMember<CSSStyleSheet> m_parentStyleSheet;
         unsigned m_parentIndex;
@@ skipping 10 matching lines @@
         }
     };
     using CSSStyleSheetRuleSubSet = WillBeHeapVector<OwnPtrWillBeMember<RuleSubSet>>;
 
     OwnPtrWillBeMember<CSSStyleSheetRuleSubSet> m_treeBoundaryCrossingRuleSet;
 };
 
 } // namespace blink
 
 #endif // ScopedStyleResolver_h