alternate ntp: add "Recent Tabs" submenu to wrench menu

chrome/browser/sync/glue/session_model_associator.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_SYNC_GLUE_SESSION_MODEL_ASSOCIATOR_H_
 #define CHROME_BROWSER_SYNC_GLUE_SESSION_MODEL_ASSOCIATOR_H_
 
 #include <map>
 #include <set>
 #include <string>
@@ skipping 215 matching lines @@
   void BlockUntilLocalChangeForTest(base::TimeDelta timeout);
 
   // Callback for when the session name has been computed.
   void OnSessionNameInitialized(const std::string& name);
 
   // If a valid favicon for the page at |url| is found, fills |png_favicon| with
   // the png-encoded image and returns true. Else, returns false.
   bool GetSyncedFaviconForPageURL(const std::string& url,
                                   std::string* png_favicon) const;
 
+  void SetCurrentMachineTagForTesting(const std::string& machine_tag) {
+    current_machine_tag_ = machine_tag;
+  }
+
  private:
   friend class SyncSessionModelAssociatorTest;
   FRIEND_TEST_ALL_PREFIXES(ProfileSyncServiceSessionTest, WriteSessionToNode);
   FRIEND_TEST_ALL_PREFIXES(ProfileSyncServiceSessionTest,
                            WriteFilledSessionToNode);
   FRIEND_TEST_ALL_PREFIXES(ProfileSyncServiceSessionTest,
                            WriteForeignSessionToNode);
   FRIEND_TEST_ALL_PREFIXES(ProfileSyncServiceSessionTest, TabNodePoolEmpty);
   FRIEND_TEST_ALL_PREFIXES(ProfileSyncServiceSessionTest, TabNodePoolNonEmpty);
   FRIEND_TEST_ALL_PREFIXES(ProfileSyncServiceSessionTest, ValidTabs);
@@ skipping 297 matching lines @@
   std::map<std::string, linked_ptr<SyncedFaviconInfo> > synced_favicons_;
   // Map of page URL -> favicon url.
   std::map<std::string, std::string> synced_favicon_pages_;
 
   DISALLOW_COPY_AND_ASSIGN(SessionModelAssociator);
 };
 
 }  // namespace browser_sync
 
 #endif  // CHROME_BROWSER_SYNC_GLUE_SESSION_MODEL_ASSOCIATOR_H_