[Sync] Move sync/{internal_api,syncable} into syncer namespace

sync/engine/syncer_proto_util.cc

 // 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.
 
 #include "sync/engine/syncer_proto_util.h"
 
 #include "base/format_macros.h"
 #include "base/stringprintf.h"
 #include "sync/engine/net/server_connection_manager.h"
 #include "sync/engine/syncer.h"
 #include "sync/engine/syncer_types.h"
 #include "sync/engine/throttled_data_type_tracker.h"
 #include "sync/engine/traffic_logger.h"
 #include "sync/internal_api/public/syncable/model_type.h"
 #include "sync/protocol/sync.pb.h"
 #include "sync/protocol/sync_enums.pb.h"
 #include "sync/protocol/sync_protocol_error.h"
 #include "sync/sessions/sync_session.h"
 #include "sync/syncable/directory.h"
 #include "sync/syncable/entry.h"
 #include "sync/syncable/syncable-inl.h"
 #include "sync/util/time.h"
 
-using syncer::SyncProtocolErrorType;
 using std::string;
 using std::stringstream;
+
+namespace syncer {
+
+using sessions::SyncSession;
 using syncable::BASE_VERSION;
 using syncable::CTIME;
 using syncable::ID;
 using syncable::IS_DEL;
 using syncable::IS_DIR;
 using syncable::IS_UNSYNCED;
 using syncable::MTIME;
 using syncable::PARENT_ID;
 
-namespace syncer {
-using sessions::SyncSession;
-
 namespace {
 
 // Time to backoff syncing after receiving a throttled response.
 const int kSyncDelayAfterThrottled = 2 * 60 * 60;  // 2 hours
 
 void LogResponseProfilingData(const ClientToServerResponse& response) {
   if (response.has_profiling_data()) {
     stringstream response_trace;
     response_trace << "Server response trace:";
 
@@ skipping 487 matching lines @@
 std::string SyncerProtoUtil::ClientToServerResponseDebugString(
     const sync_pb::ClientToServerResponse& response) {
   // Add more handlers as needed.
   std::string output;
   if (response.has_get_updates())
     output.append(GetUpdatesResponseString(response.get_updates()));
   return output;
 }
 
 }  // namespace syncer