Move remaining non-test, non-Chrome-specific Prefs code to base/prefs/.

chrome/browser/chromeos/drive/drive_sync_client.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 "chrome/browser/chromeos/drive/drive_sync_client.h"
 
 #include <algorithm>
 #include <vector>
 
 #include "base/bind.h"
 #include "base/message_loop_proxy.h"
+#include "base/prefs/pref_service.h"
 #include "base/prefs/public/pref_change_registrar.h"
 #include "chrome/browser/chromeos/drive/drive.pb.h"
 #include "chrome/browser/chromeos/drive/drive_file_system_interface.h"
 #include "chrome/browser/chromeos/drive/drive_sync_client_observer.h"
-#include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/common/pref_names.h"
 #include "content/public/browser/browser_thread.h"
 
 using content::BrowserThread;
 
 namespace drive {
 
 namespace {
 
@@ skipping 333 matching lines @@
     // TODO(satorux): We should re-queue if the error is recoverable.
     LOG(WARNING) << "Failed to upload " << resource_id << ": " << error;
   }
 
   if (fetch_list_.empty() && upload_list_.empty()) {
     FOR_EACH_OBSERVER(DriveSyncClientObserver, observers_, OnSyncClientIdle());
   }
 }
 
 }  // namespace drive