Remove dependency on content::BrowserThread from GCMDriver

chrome/browser/services/gcm/fake_gcm_client_factory.cc

 // 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.
 
 #include "chrome/browser/services/gcm/fake_gcm_client_factory.h"
 
 #include "base/memory/scoped_ptr.h"
+#include "base/message_loop/message_loop_proxy.h"
 #include "google_apis/gcm/gcm_client.h"
 
 namespace gcm {
 
 FakeGCMClientFactory::FakeGCMClientFactory(
-    FakeGCMClient::StartMode gcm_client_start_mode)
-    : gcm_client_start_mode_(gcm_client_start_mode) {
+    FakeGCMClient::StartMode gcm_client_start_mode,
+    const scoped_refptr<base::MessageLoopProxy>& ui_thread,
+    const scoped_refptr<base::MessageLoopProxy>& io_thread)
+    : gcm_client_start_mode_(gcm_client_start_mode),
+      ui_thread_(ui_thread),
+      io_thread_(io_thread) {
 }
 
 FakeGCMClientFactory::~FakeGCMClientFactory() {
 }
 
 scoped_ptr<GCMClient> FakeGCMClientFactory::BuildInstance() {
-  return scoped_ptr<GCMClient>(new FakeGCMClient(gcm_client_start_mode_));
+  return scoped_ptr<GCMClient>(new FakeGCMClient(
+      gcm_client_start_mode_, ui_thread_, io_thread_));
 }
 
 }  // namespace gcm