Add removal filter support for Cookies, Storage, and Content Settings.

components/offline_pages/offline_page_model.h

Index: components/offline_pages/offline_page_model.h
diff --git a/components/offline_pages/offline_page_model.h b/components/offline_pages/offline_page_model.h
index 471938e19ccb192f41e339f917c0bce1ff18496e..c91b4ad79d455ca5f5e3b76876f34d0f457b478a 100644
--- a/components/offline_pages/offline_page_model.h
+++ b/components/offline_pages/offline_page_model.h
@@ -178,6 +178,11 @@ class OfflinePageModel : public KeyedService,
   // Wipes out all the data by deleting all saved files and clearing the store.
   void ClearAll(const base::Closure& callback);
 
+  // Wipes out data flagged by the predicate by deleting all saved files and
+  // clearing the store.
+  void ClearWithURLPredicate(const base::Callback<bool(const GURL&)> predicate,
+                             const base::Closure& callback);
+
   // Returns true if there're offline pages.
   bool HasOfflinePages() const;