[Offline Pages] Delete associated page along with bookmark.

components/browser_sync/browser/profile_sync_service_bookmark_unittest.cc

Index: components/browser_sync/browser/profile_sync_service_bookmark_unittest.cc
diff --git a/components/browser_sync/browser/profile_sync_service_bookmark_unittest.cc b/components/browser_sync/browser/profile_sync_service_bookmark_unittest.cc
index 59fb1c7e8269504f0437adc4054c343663279e3d..42e6fe18b35f577623d93f66c2d2140ef26ac7e8 100644
--- a/components/browser_sync/browser/profile_sync_service_bookmark_unittest.cc
+++ b/components/browser_sync/browser/profile_sync_service_bookmark_unittest.cc
@@ -32,8 +32,10 @@
 #include "components/bookmarks/browser/base_bookmark_model_observer.h"
 #include "components/bookmarks/browser/bookmark_model.h"
 #include "components/bookmarks/browser/bookmark_utils.h"
+#include "components/bookmarks/browser/offline_page_bookmark_observer.h"
 #include "components/bookmarks/managed/managed_bookmark_service.h"
 #include "components/bookmarks/test/bookmark_test_helpers.h"
+#include "components/bookmarks/test/mock_bookmark_model_observer.h"
 #include "components/bookmarks/test/test_bookmark_client.h"
 #include "components/browser_sync/browser/profile_sync_test_util.h"
 #include "components/sync/api/sync_error.h"
@@ -438,7 +440,8 @@ class ProfileSyncServiceBookmarkTest : public testing::Test {
   std::unique_ptr<BookmarkModel> CreateBookmarkModel(bool delete_bookmarks) {
     const base::FilePath& data_path = data_dir_.path();
     auto model = base::MakeUnique<BookmarkModel>(
-        base::WrapUnique(new bookmarks::TestBookmarkClient()));
+        base::WrapUnique(new bookmarks::TestBookmarkClient()),
+        base::WrapUnique(new bookmarks::OfflinePageBookmarkObserver()));
     managed_bookmark_service_->BookmarkModelCreated(model.get());
     int64_t next_id = 0;
     static_cast<bookmarks::TestBookmarkClient*>(model->client())