[Sync] Fix namespaces for the sync_sessions component.

chrome/browser/ui/toolbar/recent_tabs_builder_test_helper.h

 // Copyright (c) 2012 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_UI_TOOLBAR_RECENT_TABS_BUILDER_TEST_HELPER_H_
 #define CHROME_BROWSER_UI_TOOLBAR_RECENT_TABS_BUILDER_TEST_HELPER_H_
 
 #include <vector>
 
 #include "base/macros.h"
 #include "base/strings/string16.h"
 #include "base/time/time.h"
 #include "components/sessions/core/session_id.h"
 
-namespace browser_sync {
-class SessionsSyncManager;
-}
-
-namespace sync_driver {
-class OpenTabsUIDelegate;
-}
-
 namespace sync_pb {
 class SessionSpecifics;
 }
 
+namespace sync_sessions {
+class OpenTabsUIDelegate;
+class SessionsSyncManager;
+}
+
 // Utility class to help add recent tabs for testing.
 class RecentTabsBuilderTestHelper {
  public:
   RecentTabsBuilderTestHelper();
   ~RecentTabsBuilderTestHelper();
 
   void AddSession();
   int GetSessionCount();
   SessionID::id_type GetSessionID(int session_index);
   base::Time GetSessionTimestamp(int session_index);
@@ skipping 11 matching lines @@
   SessionID::id_type GetTabID(int session_index,
                               int window_index,
                               int tab_index);
   base::Time GetTabTimestamp(int session_index,
                              int window_index,
                              int tab_index);
   base::string16 GetTabTitle(int session_index,
                        int window_index,
                        int tab_index);
 
-  void ExportToSessionsSyncManager(
-      browser_sync::SessionsSyncManager* manager);
+  void ExportToSessionsSyncManager(sync_sessions::SessionsSyncManager* manager);
 
   std::vector<base::string16> GetTabTitlesSortedByRecency();
 
  private:
   void BuildSessionSpecifics(int session_index,
                              sync_pb::SessionSpecifics* meta);
   void BuildWindowSpecifics(int session_index,
                             int window_index,
                             sync_pb::SessionSpecifics* meta);
   void BuildTabSpecifics(int session_index,
                          int window_index,
                          int tab_index,
                          sync_pb::SessionSpecifics* tab_base);
-  void VerifyExport(sync_driver::OpenTabsUIDelegate* delegate);
+  void VerifyExport(sync_sessions::OpenTabsUIDelegate* delegate);
 
   struct TabInfo;
   struct WindowInfo;
   struct SessionInfo;
 
   std::vector<SessionInfo> sessions_;
   base::Time start_time_;
 
   int max_tab_node_id_;
 
   DISALLOW_COPY_AND_ASSIGN(RecentTabsBuilderTestHelper);
 };
 
 #endif  // CHROME_BROWSER_UI_TOOLBAR_RECENT_TABS_BUILDER_TEST_HELPER_H_