bookmarks: Cleanup - remove unused variables left behind after refactoring.

components/bookmarks/browser/bookmark_codec_unittest.cc

 // Copyright 2014 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/bookmarks/browser/bookmark_codec.h"
 
 #include "base/files/file_path.h"
 #include "base/files/file_util.h"
 #include "base/json/json_file_value_serializer.h"
 #include "base/json/json_string_value_serializer.h"
@@ skipping 337 matching lines @@
   scoped_ptr<base::Value> model_value2(encoder2.Encode(decoded_model.get()));
 
   scoped_ptr<BookmarkModel> decoded_model2(client_.CreateModel());
   BookmarkCodec decoder2;
   ASSERT_TRUE(Decode(&decoder2, decoded_model2.get(), *model_value2.get()));
   ASSERT_NO_FATAL_FAILURE(
       AssertModelsEqual(decoded_model.get(), decoded_model2.get()));
 }
 
 TEST_F(BookmarkCodecTest, CanDecodeModelWithoutMobileBookmarks) {
-  base::FilePath test_data_directory;
   base::FilePath test_file =
       GetTestDataDir().AppendASCII("bookmarks/model_without_sync.json");
   ASSERT_TRUE(base::PathExists(test_file));
 
   JSONFileValueSerializer serializer(test_file);
   scoped_ptr<base::Value> root(serializer.Deserialize(NULL, NULL));
 
   scoped_ptr<BookmarkModel> decoded_model(client_.CreateModel());
   BookmarkCodec decoder;
   ASSERT_TRUE(Decode(&decoder, decoded_model.get(), *root.get()));
@@ skipping 66 matching lines @@
   EXPECT_EQ(1, model->root_node()->sync_transaction_version());
   bbn = model->bookmark_bar_node();
   EXPECT_EQ(42, bbn->GetChild(1)->sync_transaction_version());
   EXPECT_EQ(BookmarkNode::kInvalidSyncTransactionVersion,
             bbn->GetChild(0)->sync_transaction_version());
 }
 
 // Verifies that we can still decode the old codec format after changing the
 // way meta info is stored.
 TEST_F(BookmarkCodecTest, CanDecodeMetaInfoAsString) {
-  base::FilePath test_data_directory;
   base::FilePath test_file =
       GetTestDataDir().AppendASCII("bookmarks/meta_info_as_string.json");
   ASSERT_TRUE(base::PathExists(test_file));
 
   JSONFileValueSerializer serializer(test_file);
   scoped_ptr<base::Value> root(serializer.Deserialize(NULL, NULL));
 
   scoped_ptr<BookmarkModel> model(client_.CreateModel());
   BookmarkCodec decoder;
   ASSERT_TRUE(Decode(&decoder, model.get(), *root.get()));
@@ skipping 14 matching lines @@
       bbn->GetChild(1)->GetMetaInfo(kSyncTransactionVersionKey, &meta_value));
   EXPECT_TRUE(bbn->GetChild(0)->GetMetaInfo(kNormalKey, &meta_value));
   EXPECT_EQ("value", meta_value);
   EXPECT_TRUE(bbn->GetChild(1)->GetMetaInfo(kNormalKey, &meta_value));
   EXPECT_EQ("value2", meta_value);
   EXPECT_TRUE(bbn->GetChild(0)->GetMetaInfo(kNestedKey, &meta_value));
   EXPECT_EQ("value3", meta_value);
 }
 
 }  // namespace bookmarks