[Sync] Move some directory-related things from core/ to syncable/.

components/sync/core/write_transaction.cc

-// Copyright 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 "components/sync/core/write_transaction.h"
-
-#include "components/sync/syncable/directory.h"
-#include "components/sync/syncable/mutable_entry.h"
-#include "components/sync/syncable/syncable_write_transaction.h"
-
-namespace syncer {
-
-//////////////////////////////////////////////////////////////////////////
-// WriteTransaction member definitions
-WriteTransaction::WriteTransaction(const tracked_objects::Location& from_here,
-                                   UserShare* share)
-    : BaseTransaction(share), transaction_(NULL) {
-  transaction_ = new syncable::WriteTransaction(from_here, syncable::SYNCAPI,
-                                                share->directory.get());
-}
-
-WriteTransaction::WriteTransaction(const tracked_objects::Location& from_here,
-                                   UserShare* share,
-                                   int64_t* new_model_version)
-    : BaseTransaction(share), transaction_(NULL) {
-  transaction_ = new syncable::WriteTransaction(
-      from_here, share->directory.get(), new_model_version);
-}
-
-WriteTransaction::~WriteTransaction() {
-  delete transaction_;
-}
-
-syncable::BaseTransaction* WriteTransaction::GetWrappedTrans() const {
-  return transaction_;
-}
-
-void WriteTransaction::SetDataTypeContext(
-    ModelType type,
-    SyncChangeProcessor::ContextRefreshStatus refresh_status,
-    const std::string& context) {
-  DCHECK(ProtocolTypes().Has(type));
-  int field_number = GetSpecificsFieldNumberFromModelType(type);
-  sync_pb::DataTypeContext local_context;
-  GetDirectory()->GetDataTypeContext(transaction_, type, &local_context);
-  if (local_context.context() == context)
-    return;
-
-  if (!local_context.has_data_type_id())
-    local_context.set_data_type_id(field_number);
-
-  DCHECK_EQ(field_number, local_context.data_type_id());
-  DCHECK_GE(local_context.version(), 0);
-  local_context.set_version(local_context.version() + 1);
-  local_context.set_context(context);
-  GetDirectory()->SetDataTypeContext(transaction_, type, local_context);
-  if (refresh_status == SyncChangeProcessor::REFRESH_NEEDED) {
-    DVLOG(1) << "Forcing refresh of type " << ModelTypeToString(type);
-    // Clear the progress token from the progress markers. Preserve all other
-    // state, in case a GC directive was present.
-    sync_pb::DataTypeProgressMarker progress_marker;
-    GetDirectory()->GetDownloadProgress(type, &progress_marker);
-    progress_marker.clear_token();
-    GetDirectory()->SetDownloadProgress(type, progress_marker);
-
-    // Go through and reset the versions for all the synced entities of this
-    // data type.
-    GetDirectory()->ResetVersionsForType(transaction_, type);
-  }
-
-  // Note that it's possible for a GetUpdatesResponse that arrives immediately
-  // after the context update to override the cleared progress markers.
-  // TODO(zea): add a flag in the directory to prevent this from happening.
-  // See crbug.com/360280
-}
-
-void WriteTransaction::UpdateEntriesMarkAttachmentAsOnServer(
-    const AttachmentId& attachment_id) {
-  syncable::Directory::Metahandles handles;
-  GetDirectory()->GetMetahandlesByAttachmentId(
-      transaction_, attachment_id.GetProto(), &handles);
-  for (syncable::Directory::Metahandles::iterator iter = handles.begin();
-       iter != handles.end(); ++iter) {
-    syncable::MutableEntry entry(transaction_, syncable::GET_BY_HANDLE, *iter);
-    entry.MarkAttachmentAsOnServer(attachment_id.GetProto());
-  }
-}
-
-}  // namespace syncer