Web Animations: Trigger and update CSS Animations backed by the Web Animations model

Source/core/animation/ActiveAnimations.h

 /*
  * Copyright (C) 2013 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 14 matching lines @@
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef ActiveAnimations_h
 #define ActiveAnimations_h
 
 #include "core/animation/AnimationStack.h"
+#include "core/animation/css/CSSAnimations.h"
 #include "wtf/HashMap.h"
 #include "wtf/RefPtr.h"
 #include "wtf/Vector.h"
 
 namespace WebCore {
 
-class AnimationStack;
-
 class ActiveAnimations {
 public:
     AnimationStack* defaultStack() { return &m_defaultStack; }
-    bool isEmpty() const { return !m_defaultStack.hasActiveAnimations(); }
+    CSSAnimations* cssAnimations() { return &m_cssAnimations; }
+    bool isEmpty() const { return m_defaultStack.isEmpty() && m_cssAnimations.isEmpty(); }
 private:
     AnimationStack m_defaultStack;
+    CSSAnimations m_cssAnimations;
     // FIXME: Add AnimationStack for CSS Transitions
-    // FIXME: Add tracking data for CSS Animations
 };
 
 } // namespace WebCore
 
 #endif