[Sync] Rename csync namespace to syncer

chrome/browser/sync/backend_migrator.cc

Index: chrome/browser/sync/backend_migrator.cc
diff --git a/chrome/browser/sync/backend_migrator.cc b/chrome/browser/sync/backend_migrator.cc
index 2460c2957215f9be8cae2709a902ee608c84983b..e15dcbb5cf843a083051544ae262ebd950718310 100644
--- a/chrome/browser/sync/backend_migrator.cc
+++ b/chrome/browser/sync/backend_migrator.cc
@@ -25,7 +25,7 @@ using syncable::ModelTypeToString;
 MigrationObserver::~MigrationObserver() {}
 
 BackendMigrator::BackendMigrator(const std::string& name,
-                                 csync::UserShare* user_share,
+                                 syncer::UserShare* user_share,
                                  ProfileSyncService* service,
                                  DataTypeManager* manager,
                                  const base::Closure &migration_done_callback)
@@ -112,10 +112,10 @@ void BackendMigrator::RestartMigration() {
   // Add nigori for config or not based upon if the server told us to migrate
   // nigori or not.
   if (configure_with_nigori) {
-    manager_->Configure(difference, csync::CONFIGURE_REASON_MIGRATION);
+    manager_->Configure(difference, syncer::CONFIGURE_REASON_MIGRATION);
   } else {
     manager_->ConfigureWithoutNigori(difference,
-                                     csync::CONFIGURE_REASON_MIGRATION);
+                                     syncer::CONFIGURE_REASON_MIGRATION);
   }
 }
 
@@ -135,8 +135,8 @@ void BackendMigrator::OnConfigureDone(
 
 namespace {
 
-syncable::ModelTypeSet GetUnsyncedDataTypes(csync::UserShare* user_share) {
-  csync::ReadTransaction trans(FROM_HERE, user_share);
+syncable::ModelTypeSet GetUnsyncedDataTypes(syncer::UserShare* user_share) {
+  syncer::ReadTransaction trans(FROM_HERE, user_share);
   syncable::ModelTypeSet unsynced_data_types;
   for (int i = syncable::FIRST_REAL_MODEL_TYPE;
        i < syncable::MODEL_TYPE_COUNT; ++i) {
@@ -208,7 +208,7 @@ void BackendMigrator::OnConfigureDoneImpl(
     const ModelTypeSet full_set = service_->GetPreferredDataTypes();
     SDVLOG(1) << "BackendMigrator re-enabling types: "
               << syncable::ModelTypeSetToString(full_set);
-    manager_->Configure(full_set, csync::CONFIGURE_REASON_MIGRATION);
+    manager_->Configure(full_set, syncer::CONFIGURE_REASON_MIGRATION);
   } else if (state_ == REENABLING_TYPES) {
     // We're done!
     ChangeState(IDLE);