Move ReadFileToString to the base namespace.

chrome/browser/sync/profile_sync_service_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/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/file_util.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/run_loop.h"
 #include "base/values.h"
@@ skipping 438 matching lines @@
   harness_.service->Shutdown();
   harness_.service.reset();
 
   // This file should have been deleted when the whole directory was nuked.
   ASSERT_FALSE(base::PathExists(sync_file3));
   ASSERT_FALSE(base::PathExists(sync_file1));
 
   // This will still exist, but the text should have changed.
   ASSERT_TRUE(base::PathExists(sync_file2));
   std::string file2text;
-  ASSERT_TRUE(file_util::ReadFileToString(sync_file2, &file2text));
+  ASSERT_TRUE(base::ReadFileToString(sync_file2, &file2text));
   ASSERT_NE(file2text.compare(nonsense2), 0);
 }
 
 // Simulates a scenario where a database is corrupted and it is impossible to
 // recreate it.  This test is useful mainly when it is run under valgrind.  Its
 // expectations are not very interesting.
 TEST_F(ProfileSyncServiceTest, FailToOpenDatabase) {
   harness_.StartSyncServiceAndSetInitialSyncEnded(false, true, true, true,
                                                   syncer::STORAGE_INVALID);
 
   // The backend is not ready.  Ensure the PSS knows this.
   EXPECT_FALSE(harness_.service->sync_initialized());
 }
 
 // This setup will allow the database to exist, but leave it empty.  The attempt
 // to download control types will silently fail (no downloads have any effect in
 // these tests).  The sync_backend_host will notice this and inform the profile
 // sync service of the failure to initialize the backed.
 TEST_F(ProfileSyncServiceTest, FailToDownloadControlTypes) {
   harness_.StartSyncServiceAndSetInitialSyncEnded(false, true, true, true,
                                                   syncer::STORAGE_IN_MEMORY);
 
   // The backend is not ready.  Ensure the PSS knows this.
   EXPECT_FALSE(harness_.service->sync_initialized());
 }
 
 }  // namespace
 }  // namespace browser_sync