1 files changed, 5 insertions, 0 deletions
diff --git a/chromium/third_party/WebKit/Source/core/events/ResourceProgressEvent.cpp b/chromium/third_party/WebKit/Source/core/events/ResourceProgressEvent.cpp
index 59d10d4d27d..08fd75b2533 100644
--- a/chromium/third_party/WebKit/Source/core/events/ResourceProgressEvent.cpp
+++ b/chromium/third_party/WebKit/Source/core/events/ResourceProgressEvent.cpp
@@ -51,4 +51,9 @@ const AtomicString& ResourceProgressEvent::interfaceName() const
     return EventNames::ResourceProgressEvent;
 }
 
+void ResourceProgressEvent::trace(Visitor* visitor)
+{
+    ProgressEvent::trace(visitor);
+}
+
 }