Move PathIsWritable, DirectoryExists, ContentsEqual, and TextContentsEqual to the base namespace.

webkit/browser/fileapi/sandbox_isolated_origin_database_unittest.cc

 // Copyright 2013 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 "base/basictypes.h"
 #include "base/file_util.h"
 #include "base/files/scoped_temp_dir.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "webkit/browser/fileapi/sandbox_isolated_origin_database.h"
 #include "webkit/browser/fileapi/sandbox_origin_database.h"
@@ skipping 32 matching lines @@
   base::FilePath old_db_path;
 
   // Initialize the directory with one origin using the regular
   // SandboxOriginDatabase.
   {
     SandboxOriginDatabase database_old(dir.path());
     old_db_path = database_old.GetDatabasePath();
     EXPECT_FALSE(base::PathExists(old_db_path));
     EXPECT_TRUE(database_old.GetPathForOrigin(kOrigin, &path));
     EXPECT_FALSE(path.empty());
-    EXPECT_TRUE(file_util::DirectoryExists(old_db_path));
+    EXPECT_TRUE(base::DirectoryExists(old_db_path));
 
     // Populate the origin directory with some fake data.
     base::FilePath directory_db_path = dir.path().Append(path);
     ASSERT_TRUE(file_util::CreateDirectory(directory_db_path));
     EXPECT_EQ(static_cast<int>(kFakeDirectoryData.size()),
               file_util::WriteFile(directory_db_path.AppendASCII("dummy"),
                                    kFakeDirectoryData.data(),
                                    kFakeDirectoryData.size()));
   }
 
   // Re-open the directory using sandboxIsolatedOriginDatabase.
   SandboxIsolatedOriginDatabase database(kOrigin, dir.path());
 
   // The database is migrated from the old one, so we should still
   // see the same origin.
   EXPECT_TRUE(database.HasOriginPath(kOrigin));
   EXPECT_TRUE(database.GetPathForOrigin(kOrigin, &path));
   EXPECT_FALSE(path.empty());
 
   // The directory content must be kept (or migrated if necessary),
   // so we should see the same fake data.
   std::string origin_db_data;
   base::FilePath directory_db_path = dir.path().Append(path);
-  EXPECT_TRUE(file_util::DirectoryExists(directory_db_path));
+  EXPECT_TRUE(base::DirectoryExists(directory_db_path));
   EXPECT_TRUE(base::PathExists(directory_db_path.AppendASCII("dummy")));
   EXPECT_TRUE(file_util::ReadFileToString(
       directory_db_path.AppendASCII("dummy"), &origin_db_data));
   EXPECT_EQ(kFakeDirectoryData, origin_db_data);
 
   // After the migration the database must be gone.
   EXPECT_FALSE(base::PathExists(old_db_path));
 }
 
 }  // namespace fileapi