Implement DocumentTimeline

third_party/WebKit/Source/core/animation/DocumentTimeline.h

Index: third_party/WebKit/Source/core/animation/DocumentTimeline.h
diff --git a/third_party/WebKit/Source/core/css/resolver/StyleBuilder.h b/third_party/WebKit/Source/core/animation/DocumentTimeline.h
similarity index 76%
copy from third_party/WebKit/Source/core/css/resolver/StyleBuilder.h
copy to third_party/WebKit/Source/core/animation/DocumentTimeline.h
index 9ba6bf350515789d56a3d7c25260741e902b46f0..1d06ec400f67596954707c2c260d53d021221b63 100644
--- a/third_party/WebKit/Source/core/css/resolver/StyleBuilder.h
+++ b/third_party/WebKit/Source/core/animation/DocumentTimeline.h
@@ -28,25 +28,30 @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#ifndef StyleBuilder_h
-#define StyleBuilder_h
+#ifndef DocumentTimeline_h
+#define DocumentTimeline_h
 
-#include "core/CSSPropertyNames.h"
+#include "bindings/core/v8/ScriptWrappable.h"
 #include "core/CoreExport.h"
-#include "platform/heap/Handle.h"
+#include "core/animation/AnimationTimeline.h"
 
 namespace blink {
 
-class CSSValue;
-class StyleResolverState;
+class Document;
 
-class CORE_EXPORT StyleBuilder {
-    STATIC_ONLY(StyleBuilder);
+class CORE_EXPORT DocumentTimeline final : public AnimationTimeline {
+    DEFINE_WRAPPERTYPEINFO();
 public:
-    static void applyProperty(CSSPropertyID, StyleResolverState&, const CSSValue&);
+    static DocumentTimeline* create(Document* document)
+    {
+        return new DocumentTimeline(document);
+    }
 
 private:
-    static void applyProperty(CSSPropertyID, StyleResolverState&, const CSSValue&, bool isInitial, bool isInherit);
+    DocumentTimeline(Document* document)
+        : AnimationTimeline(document, nullptr) {}
+
+    friend class AnimationDocumentTimelineTest;
 };
 
 } // namespace blink

[alancutter (OOO until 2018), 2016/08/10 00:42:08]

I recommend using "git cl upload --no-find-copies" to avoid diffs like this
(also it's faster).