Store original request URL in offline page metadata table

components/offline_pages/stub_offline_page_model.cc

Index: components/offline_pages/stub_offline_page_model.cc
diff --git a/components/offline_pages/stub_offline_page_model.cc b/components/offline_pages/stub_offline_page_model.cc
index 66efb1ed00ca1f17f0960f83fb20cf15727a3ff3..62dabcbf45c788e099d3380d99d3f754845b964f 100644
--- a/components/offline_pages/stub_offline_page_model.cc
+++ b/components/offline_pages/stub_offline_page_model.cc
@@ -12,9 +12,7 @@ StubOfflinePageModel::~StubOfflinePageModel() {}
 void StubOfflinePageModel::AddObserver(Observer* observer) {}
 void StubOfflinePageModel::RemoveObserver(Observer* observer) {}
 void StubOfflinePageModel::SavePage(
-    const GURL& url,
-    const ClientId& client_id,
-    int64_t proposed_offline_id,
+    const SavePageParams& save_page_params,
     std::unique_ptr<OfflinePageArchiver> archiver,
     const SavePageCallback& callback) {}
 void StubOfflinePageModel::MarkPageAccessed(int64_t offline_id) {}