Remove PlatformFile from spell checker

chrome/renderer/spellchecker/spellcheck_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 "base/file_util.h"
 #include "base/message_loop/message_loop.h"
 #include "base/path_service.h"
 #include "base/platform_file.h"
 #include "base/strings/sys_string_conversions.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 37 matching lines @@
     spell_check_.reset(new SpellCheck());
   }
 
   bool InitializeIfNeeded() {
     return spell_check()->InitializeIfNeeded();
   }
 
   void InitializeSpellCheck(const std::string& language) {
     base::FilePath hunspell_directory = GetHunspellDirectory();
     EXPECT_FALSE(hunspell_directory.empty());
-    base::PlatformFile file = base::CreatePlatformFile(
+    base::File file(
         chrome::spellcheck_common::GetVersionedFileName(language,
-            hunspell_directory),
-        base::PLATFORM_FILE_OPEN | base::PLATFORM_FILE_READ, NULL, NULL);
+                                                        hunspell_directory),
+        base::File::FLAG_OPEN | base::File::FLAG_READ);
 #if defined(OS_MACOSX)
     // TODO(groby): Forcing spellcheck to use hunspell, even on OSX.
     // Instead, tests should exercise individual spelling engines.
     spell_check_->spellcheck_.platform_spelling_engine_.reset(
         new HunspellEngine);
 #endif
-    spell_check_->Init(file, std::set<std::string>(), language);
+    spell_check_->Init(file.Pass(), std::set<std::string>(), language);
   }
 
   void EnableAutoCorrect(bool enable_autocorrect) {
     spell_check_->OnEnableAutoSpellCorrect(enable_autocorrect);
   }
 
   virtual ~SpellCheckTest() {
   }
 
   SpellCheck* spell_check() { return spell_check_.get(); }
@@ skipping 1274 matching lines @@
         strlen(kTestCases[i].misspelled),
         0,
         &misspelling_start,
         &misspelling_length,
         &suggestions));
     EXPECT_GE(suggestions.size(), static_cast<size_t>(1));
     if (suggestions.size() > 0)
       EXPECT_EQ(suggestions[0], base::ASCIIToUTF16(kTestCases[i].suggestion));
   }
 }