Adding a user list (to be consumed by GCM Client Implementation)

google_apis/gcm/gcm_client_impl.cc

Index: google_apis/gcm/gcm_client_impl.cc
diff --git a/google_apis/gcm/gcm_client_impl.cc b/google_apis/gcm/gcm_client_impl.cc
index 86da9d592dc7477a0680eba9a4676f36c8830be9..8d090509036ca354fab4d14bdd6c79d423b2250d 100644
--- a/google_apis/gcm/gcm_client_impl.cc
+++ b/google_apis/gcm/gcm_client_impl.cc
@@ -4,6 +4,12 @@
 
 #include "google_apis/gcm/gcm_client_impl.h"
 
+#include "base/files/file_path.h"
+#include "base/sequenced_task_runner.h"
+#include "google_apis/gcm/engine/gcm_store.h"
+#include "google_apis/gcm/engine/gcm_store_impl.h"
+#include "google_apis/gcm/engine/user_list.h"
+
 namespace gcm {
 
 GCMClientImpl::GCMClientImpl() {
@@ -12,6 +18,13 @@ GCMClientImpl::GCMClientImpl() {
 GCMClientImpl::~GCMClientImpl() {
 }
 
+void GCMClientImpl::Initialize(
+    const base::FilePath& path,
+    scoped_refptr<base::SequencedTaskRunner> blocking_task_runner) {
+  gcm_store_.reset(new GCMStoreImpl(path, blocking_task_runner));
+  user_list_.reset(new UserList(gcm_store_.get()));
+}
+
 void GCMClientImpl::SetUserDelegate(const std::string& username,
                                     Delegate* delegate) {
 }