Move bookmarks' test support file to the bookmarks component

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;
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(TestBookmarkClient);
-};
-
-}  // namespace test
-
-#endif  // CHROME_BROWSER_BOOKMARKS_TEST_BOOKMARK_CLIENT_H_