Index: Source/core/rendering/style/StyleWillChangeData.h |
diff --git a/Source/core/rendering/style/StyleWillChangeData.h b/Source/core/rendering/style/StyleWillChangeData.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..7c62f57ca468b27c58bb7409936a9125398920d2 |
--- /dev/null |
+++ b/Source/core/rendering/style/StyleWillChangeData.h |
@@ -0,0 +1,42 @@ |
+// Copyright 2014 The Chromium Authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+ |
+#ifndef StyleWillChangeData_h |
+#define StyleWillChangeData_h |
+ |
+#include "CSSPropertyNames.h" |
+#include "CSSValueKeywords.h" |
+#include "wtf/PassRefPtr.h" |
+#include "wtf/RefCounted.h" |
+#include "wtf/Vector.h" |
+ |
+namespace WebCore { |
+ |
+class StyleWillChangeData : public RefCounted<StyleWillChangeData> { |
+public: |
+ static PassRefPtr<StyleWillChangeData> create() { return adoptRef(new StyleWillChangeData); } |
+ PassRefPtr<StyleWillChangeData> copy() const { return adoptRef(new StyleWillChangeData(*this)); } |
+ |
+ bool operator==(const StyleWillChangeData& o) const |
+ { |
+ return m_properties == o.m_properties && m_contents == o.m_contents && m_scrollPosition == o.m_scrollPosition; |
+ } |
+ |
+ bool operator!=(const StyleWillChangeData& o) const |
+ { |
+ return !(*this == o); |
+ } |
+ |
+ Vector<CSSPropertyID> m_properties; |
+ unsigned m_contents : 1; |
+ unsigned m_scrollPosition : 1; |
+ |
+private: |
+ StyleWillChangeData(); |
+ StyleWillChangeData(const StyleWillChangeData&); |
+}; |
+ |
+} // namespace WebCore |
+ |
+#endif // StyleWillChangeData_h |