1 files changed, 2 insertions, 1 deletions
diff --git a/chromium/third_party/blink/renderer/core/css/font_face_source.h b/chromium/third_party/blink/renderer/core/css/font_face_source.h
index 02a8d197b00..ac53642711a 100644
--- a/chromium/third_party/blink/renderer/core/css/font_face_source.h
+++ b/chromium/third_party/blink/renderer/core/css/font_face_source.h
@@ -6,6 +6,7 @@
 #define THIRD_PARTY_BLINK_RENDERER_CORE_CSS_FONT_FACE_SOURCE_H_
 
 #include "base/memory/scoped_refptr.h"
+#include "third_party/blink/renderer/core/core_export.h"
 #include "third_party/blink/renderer/platform/heap/handle.h"
 #include "third_party/blink/renderer/platform/wtf/allocator/allocator.h"
 
@@ -15,7 +16,7 @@ class Document;
 class FontFaceSet;
 class WorkerGlobalScope;
 
-class FontFaceSource {
+class CORE_EXPORT FontFaceSource {
   STATIC_ONLY(FontFaceSource);
 
  public: