Move out Drive cache file path constants outside of file_system_util.h.

chrome/browser/chromeos/drive/file_system_util_unittest.cc

 // Copyright (c) 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 "chrome/browser/chromeos/drive/file_system_util.h"
 
 #include "base/file_util.h"
 #include "base/files/file_path.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/md5.h"
@@ skipping 170 matching lines @@
 }
 
 TEST(FileSystemUtilTest, MigrateCacheFilesFromOldDirectories) {
   base::ScopedTempDir temp_dir;
   ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
 
   const base::FilePath persistent_directory =
       temp_dir.path().AppendASCII("persistent");
   const base::FilePath tmp_directory = temp_dir.path().AppendASCII("tmp");
   const base::FilePath files_directory =
-      temp_dir.path().Append(kCacheFileDirectory);
+      temp_dir.path().AppendASCII("files");
 
   // Prepare directories.
   ASSERT_TRUE(file_util::CreateDirectory(persistent_directory));
   ASSERT_TRUE(file_util::CreateDirectory(tmp_directory));
   ASSERT_TRUE(file_util::CreateDirectory(files_directory));
 
   // Put some files.
   ASSERT_TRUE(google_apis::test_util::WriteStringToFile(
       persistent_directory.AppendASCII("foo.abc"), "foo"));
   ASSERT_TRUE(google_apis::test_util::WriteStringToFile(
       tmp_directory.AppendASCII("bar.123"), "bar"));
 
   // Migrate.
-  MigrateCacheFilesFromOldDirectories(temp_dir.path());
+  MigrateCacheFilesFromOldDirectories(temp_dir.path(),
+                                      FILE_PATH_LITERAL("files"));
 
   EXPECT_FALSE(base::PathExists(persistent_directory));
   EXPECT_TRUE(base::PathExists(files_directory.AppendASCII("foo.abc")));
   EXPECT_TRUE(base::PathExists(files_directory.AppendASCII("bar.123")));
 }
 
 TEST(FileSystemUtilTest, NeedsNamespaceMigration) {
   // Not Drive cases.
   EXPECT_FALSE(NeedsNamespaceMigration(
       base::FilePath::FromUTF8Unsafe("/Downloads")));
@@ skipping 113 matching lines @@
 
   base::FilePath path = temp_dir.path().AppendASCII("test.txt");
   const char kTestData[] = "abcdefghijklmnopqrstuvwxyz0123456789";
   ASSERT_TRUE(google_apis::test_util::WriteStringToFile(path, kTestData));
 
   EXPECT_EQ(base::MD5String(kTestData), GetMd5Digest(path));
 }
 
 }  // namespace util
 }  // namespace drive