Add additive animation support for CSS property background-position

third_party/WebKit/Source/wtf/RefVector.h

Index: third_party/WebKit/Source/wtf/RefVector.h
diff --git a/third_party/WebKit/Source/wtf/RefVector.h b/third_party/WebKit/Source/wtf/RefVector.h
index 0571fc7acf408c5a7f20a9bb001b018a932987a4..a7f959d017fd6c1d6629120479f0b728d3efaaec 100644
--- a/third_party/WebKit/Source/wtf/RefVector.h
+++ b/third_party/WebKit/Source/wtf/RefVector.h
@@ -15,7 +15,9 @@ template <typename T>
 class RefVector : public RefCounted<RefVector<T>> {
 public:
     static PassRefPtr<RefVector> create() { return adoptRef(new RefVector<T>); }
-    PassRefPtr<RefVector> copy() { return adoptRef(new RefVector<T>(*this)); }
+    static PassRefPtr<RefVector> create(const Vector<T>& v) { return adoptRef(new RefVector<T>(v)); }
+    static PassRefPtr<RefVector> create(Vector<T>&& v) { return adoptRef(new RefVector<T>(v)); }

[haraken, 2016/02/16 18:43:41]

v => vector (Blink prefers a fully qualified name.)

[alancutter (OOO until 2018), 2016/02/17 06:39:51]

Done.

+    PassRefPtr<RefVector> copy() { return create(vector()); }
 
     const T& operator[](size_t i) const { return m_vector[i]; }
     T& operator[](size_t i) { return m_vector[i]; }
@@ -33,7 +35,8 @@ public:
 private:
     Vector<T> m_vector;
     RefVector() { }
-    RefVector(const RefVector& o) : m_vector(o.m_vector) { }
+    RefVector(const Vector<T>& v) : m_vector(v) { }
+    RefVector(Vector<T>&& v) : m_vector(v) { }

[haraken, 2016/02/16 18:43:41]

Ditto.

[alancutter (OOO until 2018), 2016/02/17 06:39:51]

Done.

 };
 
 } // namespace blink