Use delete journal to remove bookmarks that are already deleted in sync model

sync/test/engine/test_directory_setter_upper.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/test/engine/test_directory_setter_upper.h"
 
 #include "base/compiler_specific.h"
 #include "base/file_util.h"
 #include "base/location.h"
 #include "base/string_util.h"
 #include "sync/syncable/directory.h"
 #include "sync/syncable/in_memory_directory_backing_store.h"
 #include "sync/syncable/mutable_entry.h"
 #include "sync/syncable/syncable_read_transaction.h"
 #include "sync/syncable/syncable_write_transaction.h"
 #include "sync/test/test_transaction_observer.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace syncer {
 
 TestDirectorySetterUpper::TestDirectorySetterUpper() : name_("Test") {}
 
 TestDirectorySetterUpper::~TestDirectorySetterUpper() {}
 
-void TestDirectorySetterUpper::SetUp() {
+void TestDirectorySetterUpper::SetUp(
+    syncer::syncable::DirectoryBackingStore* directory_store) {
   test_transaction_observer_.reset(new syncable::TestTransactionObserver());
   WeakHandle<syncable::TransactionObserver> transaction_observer =
       MakeWeakHandle(test_transaction_observer_->AsWeakPtr());
 
   directory_.reset(new syncable::Directory(
-      new syncable::InMemoryDirectoryBackingStore(name_),
+      directory_store ?
+          directory_store : new syncable::InMemoryDirectoryBackingStore(name_),
       &handler_,
       NULL,
       &encryption_handler_,
       encryption_handler_.cryptographer()));
   ASSERT_EQ(syncable::OPENED, directory_->Open(
           name_, &delegate_, transaction_observer));
 }
 
 void TestDirectorySetterUpper::TearDown() {
   if (!directory()->good())
@@ skipping 10 matching lines @@
 void TestDirectorySetterUpper::RunInvariantCheck() {
   // Check invariants for all items.
   syncable::ReadTransaction trans(FROM_HERE, directory());
 
   // The TestUnrecoverableErrorHandler that this directory was constructed with
   // will handle error reporting, so we can safely ignore the return value.
   directory()->FullyCheckTreeInvariants(&trans);
 }
 
 }  // namespace syncer