[Sync] Fix namespaces for the sync_sessions component.

components/sync_sessions/favicon_cache_unittest.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 "components/sync_sessions/favicon_cache.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include "base/macros.h"
 #include "base/memory/ptr_util.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_util.h"
 #include "base/strings/stringprintf.h"
 #include "base/time/time.h"
 #include "components/sync/api/attachments/attachment_id.h"
 #include "components/sync/api/sync_change_processor_wrapper_for_test.h"
 #include "components/sync/api/sync_error_factory_mock.h"
 #include "components/sync/api/time.h"
 #include "components/sync/core/attachments/attachment_service_proxy_for_test.h"
 #include "components/sync/protocol/favicon_image_specifics.pb.h"
 #include "components/sync/protocol/favicon_tracking_specifics.pb.h"
 #include "components/sync/protocol/sync.pb.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
-namespace browser_sync {
+namespace sync_sessions {
 
 namespace {
 
 // Total number of favicons to use in sync test batches.
 const int kFaviconBatchSize = 10;
 
 // Maximum number of favicons to sync.
 const int kMaxSyncFavicons = kFaviconBatchSize*2;
 
 // TestChangeProcessor --------------------------------------------------------
@@ skipping 1889 matching lines @@
   // Update tracking for favicon[kMaxSyncFavicons].
   EXPECT_EQ(changes[4].change_type(), syncer::SyncChange::ACTION_ADD);
   EXPECT_EQ(changes[4].sync_data().GetDataType(), syncer::FAVICON_TRACKING);
   EXPECT_EQ(kMaxSyncFavicons, GetFaviconId(changes[4]));
   // Expire tracking for favicon[0].
   EXPECT_EQ(changes[5].change_type(), syncer::SyncChange::ACTION_DELETE);
   EXPECT_EQ(changes[5].sync_data().GetDataType(), syncer::FAVICON_TRACKING);
   EXPECT_EQ(0, GetFaviconId(changes[5]));
 }
 
-}  // namespace browser_sync
+}  // namespace sync_sessions