Remove unused properties of BuffetConfig::options

Change-Id: If317003d45e999520c2b5232860828d4f070cb82
diff --git a/buffet/buffet_config.cc b/buffet/buffet_config.cc
index 118e5fa..e7de53e 100644
--- a/buffet/buffet_config.cc
+++ b/buffet/buffet_config.cc
@@ -102,17 +102,6 @@
   bool result = LoadDefaults(store, settings);
   settings->test_privet_ssid = options_.test_privet_ssid;
 
-  if (!options_.client_id.empty())
-    settings->client_id = options_.client_id;
-  if (!options_.client_secret.empty())
-    settings->client_secret = options_.client_secret;
-  if (!options_.api_key.empty())
-    settings->api_key = options_.api_key;
-  if (!options_.oauth_url.empty())
-    settings->oauth_url = options_.oauth_url;
-  if (!options_.service_url.empty())
-    settings->service_url = options_.service_url;
-
   return result;
 }
 
diff --git a/buffet/buffet_config.h b/buffet/buffet_config.h
index 6445d55..17328fe 100644
--- a/buffet/buffet_config.h
+++ b/buffet/buffet_config.h
@@ -36,12 +36,6 @@
 class BuffetConfig final : public weave::provider::ConfigStore {
  public:
   struct Options {
-    std::string client_id;
-    std::string client_secret;
-    std::string api_key;
-    std::string oauth_url;
-    std::string service_url;
-
     base::FilePath defaults;
     base::FilePath settings;