Introduce BookmarkClient interface to abstract embedder

chrome/browser/bookmarks/test_bookmark_client.h

+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef CHROME_BROWSER_BOOKMARKS_TEST_BOOKMARK_CLIENT_H_
+#define CHROME_BROWSER_BOOKMARKS_TEST_BOOKMARK_CLIENT_H_
+
+#include "base/memory/scoped_ptr.h"
+#include "components/bookmarks/core/browser/bookmark_client.h"
+
+class BookmarkModel;
+
+namespace test {
+
+class TestBookmarkClient : public BookmarkClient {
+ public:
+  TestBookmarkClient() {}
+  virtual ~TestBookmarkClient() {}
+
+  // Create a BookmarkModel using this object as its client. The returned
+  // BookmarkModel* is owned by the caller.
+  scoped_ptr<BookmarkModel> CreateModel(bool index_urls);
+
+  // BookmarkClient:
+  virtual base::CancelableTaskTracker::TaskId GetFaviconImageForURL(
+      const GURL& page_url,
+      int icon_types,
+      int desired_size_in_dip,
+      const FaviconImageCallback& callback,
+      base::CancelableTaskTracker* tracker) OVERRIDE;
+  virtual bool SupportsTypedCountForNodes() OVERRIDE;
+  virtual void GetTypedCountForNodes(
+      const NodeSet& nodes,
+      NodeTypedCountPairs* node_typed_count_pairs) OVERRIDE;
+  virtual void RecordAction(const base::UserMetricsAction& action) OVERRIDE;
+  virtual void NotifyHistoryAboutRemovedBookmarks(
+      const std::set<GURL>& removed_bookmark_urls) OVERRIDE;
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(TestBookmarkClient);
+};
+
+}  // namespace test
+
+#endif  // CHROME_BROWSER_BOOKMARKS_TEST_BOOKMARK_CLIENT_H_