[GCM] Make sure GCM checkout logic is invoked when the profile is signed out

google_apis/gcm/engine/mcs_client.cc

Index: google_apis/gcm/engine/mcs_client.cc
diff --git a/google_apis/gcm/engine/mcs_client.cc b/google_apis/gcm/engine/mcs_client.cc
index adae939aad98065c655fd4023b04db44ebe712a1..dbfa7ff1e418aea90b7c41fbf3213b338b1d0280 100644
--- a/google_apis/gcm/engine/mcs_client.cc
+++ b/google_apis/gcm/engine/mcs_client.cc
@@ -335,11 +335,6 @@ void MCSClient::SendMessage(const MCSMessage& message) {
   MaybeSendMessage();
 }
 
-void MCSClient::Destroy() {
-  gcm_store_->Destroy(base::Bind(&MCSClient::OnGCMUpdateFinished,
-                                 weak_ptr_factory_.GetWeakPtr()));
-}
-
 void MCSClient::ResetStateAndBuildLoginRequest(
     mcs_proto::LoginRequest* request) {
   DCHECK(android_id_);