Single referrer for all savable resources from a given frame.

content/browser/download/save_package.h

Index: content/browser/download/save_package.h
diff --git a/content/browser/download/save_package.h b/content/browser/download/save_package.h
index c3c6b3cca38d4604dfccb194b9549afdad3f0a99..405f088e93a9910e0080126bc6c98bdfd8a931a8 100644
--- a/content/browser/download/save_package.h
+++ b/content/browser/download/save_package.h
@@ -180,11 +180,10 @@ class CONTENT_EXPORT SavePackage
   // including main frame and sub-frames.
   void GetSavableResourceLinks();
   void GetSavableResourceLinksForFrame(RenderFrameHost* target);
-  void OnSavableResourceLinksResponse(
-      RenderFrameHost* sender,
-      const GURL& frame_url,
-      const std::vector<GURL>& resources_list,
-      const std::vector<Referrer>& referrers_list);
+  void OnSavableResourceLinksResponse(RenderFrameHost* sender,
+                                      const GURL& frame_url,
+                                      const std::vector<GURL>& resources_list,
+                                      const Referrer& referrer);
   void OnSavableResourceLinksError(RenderFrameHost* sender);
   void CompleteSavableResourceLinksResponse();