OOPIFs: Transitioning Get/Send...SavableResourceLinks away from RenderViewHost.

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 071a5b7adead60a4eebbad9f4208bd2b957dd38d..59a99c68a0a4c144c17c0762d391c3b48232091a 100644
--- a/content/browser/download/save_package.h
+++ b/content/browser/download/save_package.h
@@ -147,6 +147,8 @@ class CONTENT_EXPORT SavePackage
 
   // WebContentsObserver implementation.
   bool OnMessageReceived(const IPC::Message& message) override;
+  bool OnMessageReceived(const IPC::Message& message,
+                         RenderFrameHost* render_frame_host) override;
 
   // DownloadItem::Observer implementation.
   void OnDownloadDestroyed(DownloadItem* download) override;
@@ -177,7 +179,17 @@ class CONTENT_EXPORT SavePackage
 
   // Get all savable resource links from current web page, include main
   // frame and sub-frame.
-  void GetAllSavableResourceLinksForCurrentPage();
+  void GetSavableResourceLinksForCurrentPage();
+  void GetSavableResourceLinksForFrame(RenderFrameHost*);
+  void OnReceivedNonSavableFrameIndication(RenderFrameHost* render_frame_host);
+  void OnReceivedSavableResourceLinksForFrame(
+      RenderFrameHost* render_frame_host,
+      const std::vector<GURL>& resources_list,
+      const std::vector<Referrer>& referrers_list);
+  void CompleteSavableResourceLinksResponseFromFrame();
+  std::set<GURL> unique_urls_to_save_;  // Used to de-dupe urls.
+  int number_of_frames_with_pending_get_savable_resource_links_;
+
   // Get html data by serializing all frames of current page with lists
   // which contain all resource links that have local copy.
   void GetSerializedHtmlDataForCurrentPageWithLocalLinks();
@@ -202,10 +214,6 @@ class CONTENT_EXPORT SavePackage
       const base::FilePath& final_name,
       SavePageType type,
       const SavePackageDownloadCreatedCallback& cb);
-  void OnReceivedSavableResourceLinksForCurrentPage(
-      const std::vector<GURL>& resources_list,
-      const std::vector<Referrer>& referrers_list,
-      const std::vector<GURL>& frames_list);
 
   void OnReceivedSerializedHtmlData(const GURL& frame_url,
                                     const std::string& data,