Offline Pages - Removes the "ClearAllPages" API.

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 d9c394bf851b1a4ccc2cd543f2ea44aa88bd59e2..3d39b932066f3cc8d429d8e38f62b8df7d0804b0 100644
--- a/components/offline_pages/stub_offline_page_model.cc
+++ b/components/offline_pages/stub_offline_page_model.cc
@@ -18,7 +18,6 @@ void StubOfflinePageModel::SavePage(
     std::unique_ptr<OfflinePageArchiver> archiver,
     const SavePageCallback& callback) {}
 void StubOfflinePageModel::MarkPageAccessed(int64_t offline_id) {}
-void StubOfflinePageModel::ClearAll(const base::Closure& callback) {}
 void StubOfflinePageModel::DeletePagesByOfflineId(
     const std::vector<int64_t>& offline_ids,
     const DeletePageCallback& callback) {}