Change base/file_utils.h includes to base/files/file_utils.h in chrome/

chrome/browser/chromeos/extensions/external_cache_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 "chrome/browser/chromeos/extensions/external_cache.h"
 
 #include <map>
 #include <set>
 #include <string>
 
-#include "base/file_util.h"
 #include "base/files/file_path.h"
+#include "base/files/file_util.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/run_loop.h"
 #include "base/test/sequenced_worker_pool_owner.h"
 #include "base/values.h"
 #include "chrome/browser/extensions/external_provider_impl.h"
 #include "chrome/common/extensions/extension_constants.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/test/test_browser_thread_bundle.h"
 #include "net/url_request/test_url_fetcher_factory.h"
 #include "net/url_request/url_fetcher_impl.h"
@@ skipping 284 matching lines @@
   ASSERT_TRUE(provided_prefs()->GetDictionary(kTestExtensionId1, &entry1));
   EXPECT_TRUE(entry1->HasKey(
       extensions::ExternalProviderImpl::kExternalUpdateUrl));
   EXPECT_FALSE(entry1->HasKey(
       extensions::ExternalProviderImpl::kExternalCrx));
   EXPECT_FALSE(entry1->HasKey(
       extensions::ExternalProviderImpl::kExternalVersion));
 }
 
 }  // namespace chromeos