WIP initial sketch for an Android GCMClient

chrome/browser/services/gcm/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/gcm_client_factory.h"
 
+#if defined(OS_ANDROID)
+#include "google_apis/gcm/gcm_client_impl_android.h"
+#else
 #include "google_apis/gcm/gcm_client_impl.h"
+#endif
 
 namespace gcm {
 
 scoped_ptr<GCMClient> GCMClientFactory::BuildInstance() {
+#if defined(OS_ANDROID)
+  return scoped_ptr<GCMClient>(new GCMClientImplAndroid());
+#else
   return scoped_ptr<GCMClient>(new GCMClientImpl(
       make_scoped_ptr<GCMInternalsBuilder>(new GCMInternalsBuilder())));
+#endif
 }
 
 GCMClientFactory::GCMClientFactory() {
 }
 
 GCMClientFactory::~GCMClientFactory() {
 }
 
 }  // namespace gcm