Revert 239280 "Move more file_util functions to base namespace."

trunk/src/media/audio/win/audio_low_latency_output_win_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 <windows.h>
 #include <mmsystem.h>
 
 #include "base/basictypes.h"
 #include "base/environment.h"
 #include "base/file_util.h"
@@ skipping 79 matching lines @@
   }
 
   virtual ~ReadFromFileAudioSource() {
     // Get complete file path to output file in directory containing
     // media_unittests.exe.
     base::FilePath file_name;
     EXPECT_TRUE(PathService::Get(base::DIR_EXE, &file_name));
     file_name = file_name.AppendASCII(kDeltaTimeMsFileName);
 
     EXPECT_TRUE(!text_file_);
-    text_file_ = base::OpenFile(file_name, "wt");
+    text_file_ = file_util::OpenFile(file_name, "wt");
     DLOG_IF(ERROR, !text_file_) << "Failed to open log file.";
 
     // Write the array which contains delta times to a text file.
     size_t elements_written = 0;
     while (elements_written < elements_to_write_) {
       fprintf(text_file_, "%d\n", delta_times_[elements_written]);
       ++elements_written;
     }
 
-    base::CloseFile(text_file_);
+    file_util::CloseFile(text_file_);
   }
 
   // AudioOutputStream::AudioSourceCallback implementation.
   virtual int OnMoreData(AudioBus* audio_bus,
                          AudioBuffersState buffers_state) {
     // Store time difference between two successive callbacks in an array.
     // These values will be written to a file in the destructor.
     const base::TimeTicks now_time = base::TimeTicks::Now();
     const int diff = (now_time - previous_call_time_).InMilliseconds();
     previous_call_time_ = now_time;
@@ skipping 572 matching lines @@
 
   aos->Start(&source);
   loop.PostDelayedTask(FROM_HERE, base::MessageLoop::QuitClosure(),
                         TestTimeouts::action_timeout());
   loop.Run();
   aos->Stop();
   aos->Close();
 }
 
 }  // namespace media