Return raw CSSValue pointer if not CSSImageValue

Source/core/rendering/style/StylePendingImage.h

Index: Source/core/rendering/style/StylePendingImage.h
diff --git a/Source/core/rendering/style/StylePendingImage.h b/Source/core/rendering/style/StylePendingImage.h
index 38b59799408cc0e75cef92a309d08a6ff7b71713..4a6ae619907f6c6eca765039ea968e53650e923a 100644
--- a/Source/core/rendering/style/StylePendingImage.h
+++ b/Source/core/rendering/style/StylePendingImage.h
@@ -43,7 +43,7 @@ class StylePendingImage : public StyleImage {
 public:
     static PassRefPtr<StylePendingImage> create(CSSValue* value) { return adoptRef(new StylePendingImage(value)); }
 
-    virtual WrappedImagePtr data() const { return toCSSImageValue(m_value); }
+    virtual WrappedImagePtr data() const { return m_value && m_value->isImageValue() ? toCSSImageValue(m_value) : m_value; }

[Julien - ping for review, 2013/08/09 16:02:49]

Why not just return m_value all the time?

 
     virtual PassRefPtr<CSSValue> cssValue() const { return m_value; }
     CSSImageValue* cssImageValue() const { return m_value->isImageValue() ? toCSSImageValue(m_value) : 0; }