[Sync] Rename csync namespace to syncer

sync/sessions/ordered_commit_set.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/sessions/ordered_commit_set.h"
 
 #include <algorithm>
 
 #include "base/logging.h"
 
-namespace csync {
+namespace syncer {
 namespace sessions {
 
 OrderedCommitSet::OrderedCommitSet(
-    const csync::ModelSafeRoutingInfo& routes)
+    const syncer::ModelSafeRoutingInfo& routes)
     : routes_(routes) {
 }
 
 OrderedCommitSet::~OrderedCommitSet() {}
 
 void OrderedCommitSet::AddCommitItem(const int64 metahandle,
                                      const syncable::Id& commit_id,
                                      syncable::ModelType type) {
   if (!HaveCommitItem(metahandle)) {
     inserted_metahandles_.insert(metahandle);
     metahandle_order_.push_back(metahandle);
     commit_ids_.push_back(commit_id);
     projections_[GetGroupForModelType(type, routes_)].push_back(
         commit_ids_.size() - 1);
     types_.push_back(type);
   }
 }
 
 const OrderedCommitSet::Projection& OrderedCommitSet::GetCommitIdProjection(
-    csync::ModelSafeGroup group) const {
+    syncer::ModelSafeGroup group) const {
   Projections::const_iterator i = projections_.find(group);
   DCHECK(i != projections_.end());
   return i->second;
 }
 
 void OrderedCommitSet::Append(const OrderedCommitSet& other) {
   for (size_t i = 0; i < other.Size(); ++i) {
     CommitItem item = other.GetCommitItemAt(i);
     AddCommitItem(item.meta, item.id, item.group);
   }
@@ skipping 71 matching lines @@
 void OrderedCommitSet::operator=(const OrderedCommitSet& other) {
   inserted_metahandles_ = other.inserted_metahandles_;
   commit_ids_ = other.commit_ids_;
   metahandle_order_ = other.metahandle_order_;
   projections_ = other.projections_;
   types_ = other.types_;
   routes_ = other.routes_;
 }
 
 }  // namespace sessions
-}  // namespace csync
+}  // namespace syncer