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

sync/test/engine/test_directory_setter_upper.cc

Index: sync/test/engine/test_directory_setter_upper.cc
diff --git a/sync/test/engine/test_directory_setter_upper.cc b/sync/test/engine/test_directory_setter_upper.cc
index ee0e24053f106f206a659572360c1fbdcfc949e0..d1e34da0b1f5a631687e768dfe6069ba8b5bdd25 100644
--- a/sync/test/engine/test_directory_setter_upper.cc
+++ b/sync/test/engine/test_directory_setter_upper.cc
@@ -22,13 +22,15 @@ 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_,