Set proper referrer for css resource fetching

Source/core/css/CSSCursorImageValue.cpp

Index: Source/core/css/CSSCursorImageValue.cpp
diff --git a/Source/core/css/CSSCursorImageValue.cpp b/Source/core/css/CSSCursorImageValue.cpp
index 1f081aa2c69e216f4d6a381dbdcc438c636481ec..18378301640d3883d6106f0b50a3e34719b45d18 100644
--- a/Source/core/css/CSSCursorImageValue.cpp
+++ b/Source/core/css/CSSCursorImageValue.cpp
@@ -132,6 +132,7 @@ StyleImage* CSSCursorImageValue::cachedImage(ResourceFetcher* loader, float devi
             // FIXME: This will fail if the <cursor> element is in a shadow DOM (bug 59827)
             if (SVGCursorElement* cursorElement = resourceReferencedByCursorElement(imageValue->url(), *loader->document())) {
                 RefPtrWillBeRawPtr<CSSImageValue> svgImageValue = CSSImageValue::create(loader->document()->completeURL(cursorElement->href()->currentValue()->value()));
+                svgImageValue->setReferrer(imageValue->referrer());
                 StyleFetchedImage* cachedImage = svgImageValue->cachedImage(loader);
                 m_image = cachedImage;
                 return cachedImage;