Remove some PlatformFile uses from zlib

third_party/zlib/google/zip_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 <set>
 #include <string>
 #include <vector>
 
 #include "base/file_util.h"
+#include "base/files/file.h"
 #include "base/files/file_enumerator.h"
 #include "base/files/file_path.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/path_service.h"
 #include "base/strings/string_util.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "testing/platform_test.h"
 #include "third_party/zlib/google/zip.h"
 #include "third_party/zlib/google/zip_reader.h"
 
@@ skipping 253 matching lines @@
 }
 
 #if defined(OS_POSIX)
 TEST_F(ZipTest, ZipFiles) {
   base::FilePath src_dir;
   ASSERT_TRUE(GetTestDataDirectory(&src_dir));
   src_dir = src_dir.AppendASCII("test");
 
   base::ScopedTempDir temp_dir;
   ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
-  base::FilePath zip_file = temp_dir.path().AppendASCII("out.zip");
+  base::FilePath zip_name = temp_dir.path().AppendASCII("out.zip");
 
-  const int flags = base::PLATFORM_FILE_CREATE | base::PLATFORM_FILE_WRITE;
-  const base::PlatformFile zip_fd =
-      base::CreatePlatformFile(zip_file, flags, NULL, NULL);
-  ASSERT_LE(0, zip_fd);
-  EXPECT_TRUE(zip::ZipFiles(src_dir, zip_file_list_, zip_fd));
-  base::ClosePlatformFile(zip_fd);
+  base::File zip_file(zip_name,
+                      base::File::FLAG_CREATE | base::File::FLAG_WRITE);
+  ASSERT_TRUE(zip_file.IsValid());
+  EXPECT_TRUE(zip::ZipFiles(src_dir, zip_file_list_,
+                            zip_file.GetPlatformFile()));
+  zip_file.Close();
 
   zip::ZipReader reader;
-  EXPECT_TRUE(reader.Open(zip_file));
+  EXPECT_TRUE(reader.Open(zip_name));
   EXPECT_EQ(zip_file_list_.size(), static_cast<size_t>(reader.num_entries()));
   for (size_t i = 0; i < zip_file_list_.size(); ++i) {
     EXPECT_TRUE(reader.LocateAndOpenEntry(zip_file_list_[i]));
     // Check the path in the entry just in case.
     const zip::ZipReader::EntryInfo* entry_info = reader.current_entry_info();
     EXPECT_EQ(entry_info->file_path(), zip_file_list_[i]);
   }
 }
 #endif  // defined(OS_POSIX)
 
 }  // namespace
-