Save-Page-As-Complete-Html: Each frame links to a distinct local file.

content/browser/download/save_item.h

Index: content/browser/download/save_item.h
diff --git a/content/browser/download/save_item.h b/content/browser/download/save_item.h
index b0e655da71e087d406761c90133836635a518333..ef463953bf7f47f9a45a6be0940034fa651b62ef 100644
--- a/content/browser/download/save_item.h
+++ b/content/browser/download/save_item.h
@@ -30,7 +30,8 @@ class SaveItem {
   SaveItem(const GURL& url,
            const Referrer& referrer,
            SavePackage* package,
-           SaveFileCreateInfo::SaveFileSource save_source);
+           SaveFileCreateInfo::SaveFileSource save_source,
+           int frame_tree_node_id);
 
   ~SaveItem();
 
@@ -61,6 +62,7 @@ class SaveItem {
   const base::FilePath& file_name() const { return file_name_; }
   const GURL& url() const { return url_; }
   const Referrer& referrer() const { return referrer_; }
+  int frame_tree_node_id() const { return frame_tree_node_id_; }
   int64_t total_bytes() const { return total_bytes_; }
   int64_t received_bytes() const { return received_bytes_; }
   bool has_final_name() const { return has_final_name_; }
@@ -87,6 +89,10 @@ class SaveItem {
   GURL url_;
   Referrer referrer_;
 
+  // Frame tree node id, if this save item represents a frame
+  // (otherwise FrameTreeNode::kFrameTreeNodeInvalidID).
+  int frame_tree_node_id_;
+
   // Total bytes expected.
   int64_t total_bytes_;