Move scoped_temp_dir from base to base/files

chrome/installer/util/create_dir_work_item_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 <windows.h>
 
 #include "base/base_paths.h"
 #include "base/file_util.h"
+#include "base/files/scoped_temp_dir.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/path_service.h"
-#include "base/scoped_temp_dir.h"
 #include "base/string_util.h"
 #include "chrome/installer/util/create_dir_work_item.h"
 #include "chrome/installer/util/work_item.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace {
   class CreateDirWorkItemTest : public testing::Test {
    protected:
     virtual void SetUp() {
       ASSERT_TRUE(temp_dir_.CreateUniqueTempDir());
     }
 
-    ScopedTempDir temp_dir_;
+    base::ScopedTempDir temp_dir_;
   };
 };
 
 TEST_F(CreateDirWorkItemTest, CreatePath) {
   FilePath parent_dir(temp_dir_.path());
   parent_dir = parent_dir.AppendASCII("a");
   file_util::CreateDirectory(parent_dir);
   ASSERT_TRUE(file_util::PathExists(parent_dir));
 
   FilePath top_dir_to_create(parent_dir);
@@ skipping 89 matching lines @@
 
   RemoveDirectory(dir_to_create_3.value().c_str());
   ASSERT_FALSE(file_util::PathExists(dir_to_create_3));
 
   work_item->Rollback();
 
   // dir_to_create_3 has already been deleted, Rollback should delete
   // the rest.
   EXPECT_FALSE(file_util::PathExists(dir_to_create_1));
 }