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

third_party/zlib/google/zip_reader_unittest.cc

 // Copyright (c) 2011 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 "third_party/zlib/google/zip_reader.h"
 
 #include <set>
 #include <string>
 
 #include "base/file_util.h"
@@ skipping 262 matching lines @@
 #endif
 
 TEST_F(ZipReaderTest, ExtractCurrentEntryToFilePath_Directory) {
   ZipReader reader;
   ASSERT_TRUE(reader.Open(test_zip_file_));
   base::FilePath target_path(FILE_PATH_LITERAL("foo/"));
   ASSERT_TRUE(reader.LocateAndOpenEntry(target_path));
   ASSERT_TRUE(reader.ExtractCurrentEntryToFilePath(
       test_dir_.AppendASCII("foo")));
   // The directory should be created.
-  ASSERT_TRUE(file_util::DirectoryExists(test_dir_.AppendASCII("foo")));
+  ASSERT_TRUE(base::DirectoryExists(test_dir_.AppendASCII("foo")));
 }
 
 TEST_F(ZipReaderTest, ExtractCurrentEntryIntoDirectory_RegularFile) {
   ZipReader reader;
   ASSERT_TRUE(reader.Open(test_zip_file_));
   base::FilePath target_path(FILE_PATH_LITERAL("foo/bar/quux.txt"));
   ASSERT_TRUE(reader.LocateAndOpenEntry(target_path));
   ASSERT_TRUE(reader.ExtractCurrentEntryIntoDirectory(test_dir_));
   // Sub directories should be created.
-  ASSERT_TRUE(file_util::DirectoryExists(test_dir_.AppendASCII("foo/bar")));
+  ASSERT_TRUE(base::DirectoryExists(test_dir_.AppendASCII("foo/bar")));
   // And the file should be created.
   std::string output;
   ASSERT_TRUE(file_util::ReadFileToString(
       test_dir_.AppendASCII("foo/bar/quux.txt"), &output));
   const std::string md5 = base::MD5String(output);
   const std::string kExpectedMD5 = "d1ae4ac8a17a0e09317113ab284b57a6";
   EXPECT_EQ(kExpectedMD5, md5);
 }
 
 TEST_F(ZipReaderTest, current_entry_info_RegularFile) {
@@ skipping 118 matching lines @@
   ASSERT_TRUE(reader.ExtractCurrentEntryToFilePath(
       test_dir_.AppendASCII("test.txt")));
 
   std::string actual;
   ASSERT_TRUE(file_util::ReadFileToString(
       test_dir_.AppendASCII("test.txt"), &actual));
   EXPECT_EQ(std::string("This is a test.\n"), actual);
 }
 
 }  // namespace zip