Cleanup dead code in base/ as found by Scythe.

base/files/file_util_proxy_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/files/file_util_proxy.h"
 
 #include "base/bind.h"
 #include "base/files/file_util.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/memory/weak_ptr.h"
 #include "base/message_loop/message_loop.h"
 #include "base/threading/thread.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace base {
 
 class FileUtilProxyTest : public testing::Test {
  public:
   FileUtilProxyTest()
       : file_thread_("FileUtilProxyTestFileThread"),
         error_(File::FILE_OK),
-        created_(false),
-        bytes_written_(-1),
         weak_factory_(this) {}
 
   void SetUp() override {
     ASSERT_TRUE(dir_.CreateUniqueTempDir());
     ASSERT_TRUE(file_thread_.Start());
   }
 
   void DidFinish(File::Error error) {
     error_ = error;
     MessageLoop::current()->QuitWhenIdle();
@@ skipping 11 matching lines @@
     return file_thread_.message_loop_proxy().get();
   }
   const FilePath& test_dir_path() const { return dir_.path(); }
   const FilePath test_path() const { return dir_.path().AppendASCII("test"); }
 
   MessageLoopForIO message_loop_;
   Thread file_thread_;
 
   ScopedTempDir dir_;
   File::Error error_;
-  bool created_;
   FilePath path_;
   File::Info file_info_;
   std::vector<char> buffer_;
-  int bytes_written_;
   WeakPtrFactory<FileUtilProxyTest> weak_factory_;
 };
 
 
 TEST_F(FileUtilProxyTest, GetFileInfo_File) {
   // Setup.
   ASSERT_EQ(4, WriteFile(test_path(), "test", 4));
   File::Info expected_info;
   GetFileInfo(test_path(), &expected_info);
 
@@ skipping 56 matching lines @@
 
   // The returned values may only have the seconds precision, so we cast
   // the double values to int here.
   EXPECT_EQ(static_cast<int>(last_modified_time.ToDoubleT()),
             static_cast<int>(info.last_modified.ToDoubleT()));
   EXPECT_EQ(static_cast<int>(last_accessed_time.ToDoubleT()),
             static_cast<int>(info.last_accessed.ToDoubleT()));
 }
 
 }  // namespace base