Replace the GURL referrer field of OpenURLParams with a content::Referrer

chrome/browser/ui/gtk/bookmarks/bookmark_sub_menu_model_gtk.cc

Index: chrome/browser/ui/gtk/bookmarks/bookmark_sub_menu_model_gtk.cc
diff --git a/chrome/browser/ui/gtk/bookmarks/bookmark_sub_menu_model_gtk.cc b/chrome/browser/ui/gtk/bookmarks/bookmark_sub_menu_model_gtk.cc
index 777840a1e49af2ef778f51143b84292dba488e49..cd23414e33bce728472d89537e85cac02394c08e 100644
--- a/chrome/browser/ui/gtk/bookmarks/bookmark_sub_menu_model_gtk.cc
+++ b/chrome/browser/ui/gtk/bookmarks/bookmark_sub_menu_model_gtk.cc
@@ -100,7 +100,7 @@ void BookmarkNodeMenuModel::NavigateToMenuItem(
   const BookmarkNode* node = node_->GetChild(index);
   DCHECK(node);
   page_navigator_->OpenURL(OpenURLParams(
-      node->url(), GURL(), disposition,
+      node->url(), content::Referrer(), disposition,
       content::PAGE_TRANSITION_AUTO_BOOKMARK,
       false));  // is_renderer_initiated
 }