[Sync] Move //sync to //components/sync.

sync/syncable/syncable_base_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 "sync/syncable/syncable_base_transaction.h"
-
-#include "base/trace_event/trace_event.h"
-#include "sync/syncable/directory.h"
-
-namespace syncer {
-namespace syncable {
-
-// static
-Id BaseTransaction::root_id() {
-  return Id::GetRoot();
-}
-
-Directory* BaseTransaction::directory() const {
-  return directory_;
-}
-
-void BaseTransaction::Lock() {
-  TRACE_EVENT2("sync_lock_contention", "AcquireLock",
-               "src_file", from_here_.file_name(),
-               "src_func", from_here_.function_name());
-
-  directory_->kernel()->transaction_mutex.Acquire();
-}
-
-void BaseTransaction::Unlock() {
-  directory_->kernel()->transaction_mutex.Release();
-}
-
-void BaseTransaction::OnUnrecoverableError(
-    const tracked_objects::Location& location,
-    const std::string& message) {
-  unrecoverable_error_set_ = true;
-  unrecoverable_error_location_ = location;
-  unrecoverable_error_msg_ = message;
-
-  // Note: We dont call the Directory's OnUnrecoverableError method right
-  // away. Instead we wait to unwind the stack and in the destructor of the
-  // transaction we would call the OnUnrecoverableError method.
-
-  directory()->ReportUnrecoverableError();
-}
-
-bool BaseTransaction::unrecoverable_error_set() const {
-  return unrecoverable_error_set_;
-}
-
-void BaseTransaction::HandleUnrecoverableErrorIfSet() {
-  if (unrecoverable_error_set_) {
-    directory()->OnUnrecoverableError(this,
-        unrecoverable_error_location_,
-        unrecoverable_error_msg_);
-  }
-}
-
-BaseTransaction::BaseTransaction(const tracked_objects::Location& from_here,
-                                 const char* name,
-                                 WriterTag writer,
-                                 Directory* directory)
-    : from_here_(from_here), name_(name), writer_(writer),
-      directory_(directory), unrecoverable_error_set_(false) {
-  // TODO(lipalani): Don't issue a good transaction if the directory has
-  // unrecoverable error set. And the callers have to check trans.good before
-  // proceeding.
-  TRACE_EVENT_BEGIN2("sync", name_,
-                     "src_file", from_here_.file_name(),
-                     "src_func", from_here_.function_name());
-}
-
-BaseTransaction::~BaseTransaction() {
-  TRACE_EVENT_END0("sync", name_);
-}
-
-}  // namespace syncable
-}  // namespace syncer