Merging chrome/common/gcm_desktop_util.* and chrome/browser/services/gcm/gcm_desktop_util.*.

chrome/common/gcm_desktop_util.h

-// Copyright 2014 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.
-
-#ifndef CHROME_COMMON_GCM_DESKTOP_UTIL_H_
-#define CHROME_COMMON_GCM_DESKTOP_UTIL_H_
-
-#include "base/memory/ref_counted.h"
-#include "base/memory/scoped_ptr.h"
-
-class PrefService;
-
-namespace base {
-class FilePath;
-class SequencedTaskRunner;
-}
-
-namespace net {
-class URLRequestContextGetter;
-}
-
-namespace gcm {
-
-class GCMDriver;
-class GCMClientFactory;
-
-scoped_ptr<GCMDriver> CreateGCMDriverDesktopWithTaskRunners(
-    scoped_ptr<GCMClientFactory> gcm_client_factory,
-    PrefService* prefs,
-    const base::FilePath& store_path,
-    const scoped_refptr<net::URLRequestContextGetter>& request_context,
-    const scoped_refptr<base::SequencedTaskRunner>& ui_thread,
-    const scoped_refptr<base::SequencedTaskRunner>& io_thread,
-    const scoped_refptr<base::SequencedTaskRunner>& blocking_task_runner);
-
-}  // namespace gcm
-
-#endif  // CHROME_COMMON_GCM_DESKTOP_UTIL_H_