[Sync] Fix namespaces for the sync_sessions component.

chrome/browser/extensions/api/sessions/sessions_apitest.cc

 // Copyright 2013 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.
 
 #include <stddef.h>
 
 #include <utility>
 
 #include "base/command_line.h"
 #include "base/macros.h"
@@ skipping 245 matching lines @@
     std::vector<sync_pb::SessionSpecifics> tabs(tab_list.size());
     for (size_t i = 0; i < tab_list.size(); ++i) {
       BuildTabSpecifics(kSessionTags[index], tab_list[i], &tabs[i]);
     }
 
     sync_pb::EntitySpecifics entity;
     entity.mutable_session()->CopyFrom(meta);
     initial_data.push_back(syncer::SyncData::CreateRemoteData(
         1, entity, base::Time(), syncer::AttachmentIdList(),
         syncer::AttachmentServiceProxyForTest::Create(),
-        browser_sync::SessionsSyncManager::TagHashFromSpecifics(
+        sync_sessions::SessionsSyncManager::TagHashFromSpecifics(
             entity.session())));
     for (size_t i = 0; i < tabs.size(); i++) {
       sync_pb::EntitySpecifics entity;
       entity.mutable_session()->CopyFrom(tabs[i]);
       initial_data.push_back(syncer::SyncData::CreateRemoteData(
           i + 2, entity, base::Time(), syncer::AttachmentIdList(),
           syncer::AttachmentServiceProxyForTest::Create(),
-          browser_sync::SessionsSyncManager::TagHashFromSpecifics(
+          sync_sessions::SessionsSyncManager::TagHashFromSpecifics(
               entity.session())));
     }
   }
 
   ProfileSyncServiceFactory::GetForProfile(browser_->profile())
       ->GetSessionsSyncableService()
       ->MergeDataAndStartSyncing(syncer::SESSIONS, initial_data,
                                  std::unique_ptr<syncer::SyncChangeProcessor>(
                                      new syncer::FakeSyncChangeProcessor()),
                                  std::unique_ptr<syncer::SyncErrorFactory>(
@@ skipping 91 matching lines @@
   EXPECT_EQ(0u, sessions->GetSize());
 }
 
 // http://crbug.com/251199
 IN_PROC_BROWSER_TEST_F(ExtensionApiTest, DISABLED_SessionsApis) {
   ASSERT_TRUE(RunExtensionSubtest("sessions",
                                   "sessions.html")) << message_;
 }
 
 }  // namespace extensions