Move WriteFile and WriteFileDescriptor from file_util to base namespace.

chrome/browser/media_galleries/fileapi/picasa_file_util_unittest.cc

 // Copyright 2013 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/bind_helpers.h"
 #include "base/file_util.h"
@@ skipping 31 matching lines @@
 using fileapi::FileSystemURL;
 
 namespace picasa {
 
 namespace {
 
 base::Time::Exploded test_date_exploded = { 2013, 4, 0, 16, 0, 0, 0, 0 };
 
 bool WriteJPEGHeader(const base::FilePath& path) {
   const char kJpegHeader[] = "\xFF\xD8\xFF";  // Per HTML5 specification.
-  return file_util::WriteFile(path, kJpegHeader, arraysize(kJpegHeader)) != -1;
+  return base::WriteFile(path, kJpegHeader, arraysize(kJpegHeader)) != -1;
 }
 
 class TestFolder {
  public:
   TestFolder(const std::string& name, const base::Time& timestamp,
              const std::string& uid, unsigned int image_files,
              unsigned int non_image_files)
       : name_(name),
         timestamp_(timestamp),
         uid_(uid),
@@ skipping 14 matching lines @@
 
       base::FilePath path = folder_dir_.path().AppendASCII(image_filename);
 
       if (!WriteJPEGHeader(path))
         return false;
     }
 
     for (unsigned int i = 0; i < non_image_files_; ++i) {
       base::FilePath path = folder_dir_.path().AppendASCII(
           base::StringPrintf("hello%05d.txt", i));
-      if (file_util::WriteFile(path, NULL, 0) == -1)
+      if (base::WriteFile(path, NULL, 0) == -1)
         return false;
     }
 
     return true;
   }
 
   double GetVariantTimestamp() const {
     DCHECK(!folder_dir_.path().empty());
     base::Time variant_epoch = base::Time::FromLocalExploded(
         picasa::kPmpVariantTimeEpoch);
@@ skipping 489 matching lines @@
   operation_runner()->CreateSnapshotFile(
       CreateURL(std::string(kPicasaDirAlbums) +
                 "/albumname 2013-04-16/mapped_name.jpg"),
       snapshot_callback);
   loop.Run();
   EXPECT_EQ(base::File::FILE_OK, error);
   EXPECT_EQ(image_path, platform_path_result);
 }
 
 }  // namespace picasa