[Sync] Move ModelType and related classes to 'syncer' namespace

sync/syncable/entry.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/syncable/entry.h"
 
 #include <iomanip>
 
 #include "net/base/escape.h"
 #include "sync/syncable/base_transaction.h"
@@ skipping 46 matching lines @@
     entry_info->SetBoolean("isRoot", IsRoot());
   }
   return entry_info;
 }
 
 const string& Entry::Get(StringField field) const {
   DCHECK(kernel_);
   return kernel_->ref(field);
 }
 
-syncable::ModelType Entry::GetServerModelType() const {
+syncer::ModelType Entry::GetServerModelType() const {
   ModelType specifics_type = kernel_->GetServerModelType();
   if (specifics_type != UNSPECIFIED)
     return specifics_type;
 
   // Otherwise, we don't have a server type yet.  That should only happen
   // if the item is an uncommitted locally created item.
   // It's possible we'll need to relax these checks in the future; they're
   // just here for now as a safety measure.
   DCHECK(Get(IS_UNSYNCED));
   DCHECK_EQ(Get(SERVER_VERSION), 0);
   DCHECK(Get(SERVER_IS_DEL));
   // Note: can't enforce !Get(ID).ServerKnows() here because that could
   // actually happen if we hit AttemptReuniteLostCommitResponses.
   return UNSPECIFIED;
 }
 
-syncable::ModelType Entry::GetModelType() const {
+syncer::ModelType Entry::GetModelType() const {
   ModelType specifics_type = GetModelTypeFromSpecifics(Get(SPECIFICS));
   if (specifics_type != UNSPECIFIED)
     return specifics_type;
   if (IsRoot())
     return TOP_LEVEL_FOLDER;
   // Loose check for server-created top-level folders that aren't
   // bound to a particular model type.
   if (!Get(UNIQUE_SERVER_TAG).empty() && Get(IS_DIR))
     return TOP_LEVEL_FOLDER;
 
@@ skipping 41 matching lines @@
   os << "TempFlags: ";
   for ( ; i < BIT_TEMPS_END; ++i) {
     if (kernel->ref(static_cast<BitTemp>(i)))
       os << "#" << i - BIT_TEMPS_BEGIN << ", ";
   }
   return os;
 }
 
 }  // namespace syncable
 }  // namespace syncer