1 files changed, 10 insertions, 2 deletions
diff --git a/chromium/third_party/blink/renderer/core/style/content_data.cc b/chromium/third_party/blink/renderer/core/style/content_data.cc
index 549b833cc1d..3ef58f358b1 100644
--- a/chromium/third_party/blink/renderer/core/style/content_data.cc
+++ b/chromium/third_party/blink/renderer/core/style/content_data.cc
@@ -48,7 +48,7 @@ ContentData* ContentData::Clone() const {
   return result;
 }
 
-void ContentData::Trace(blink::Visitor* visitor) {
+void ContentData::Trace(Visitor* visitor) {
   visitor->Trace(next_);
 }
 
@@ -67,7 +67,7 @@ LayoutObject* ImageContentData::CreateLayoutObject(
   return image;
 }
 
-void ImageContentData::Trace(blink::Visitor* visitor) {
+void ImageContentData::Trace(Visitor* visitor) {
   visitor->Trace(image_);
   ContentData::Trace(visitor);
 }
@@ -110,4 +110,12 @@ LayoutObject* QuoteContentData::CreateLayoutObject(
   return layout_object;
 }
 
+LayoutObject* NoneContentData::CreateLayoutObject(
+    PseudoElement& pseudo,
+    const ComputedStyle& pseudo_style,
+    LegacyLayout) const {
+  NOTREACHED();
+  return nullptr;
+}
+
 }  // namespace blink