Updated metadata service header

gregw · gregw · commit 744ca648197f · 2017-02-09T12:17:00.000+11:00
diff --git a/google-cloud-core/src/main/java/com/google/cloud/ServiceOptions.java b/google-cloud-core/src/main/java/com/google/cloud/ServiceOptions.java
@@ -408,7 +408,7 @@ protected static String googleCloudProjectId() {
     try {
       URL url = new URL("http://metadata/computeMetadata/v1/project/project-id");
       HttpURLConnection connection = (HttpURLConnection) url.openConnection();
-      connection.setRequestProperty("X-Google-Metadata-Request", "True");
+      connection.setRequestProperty("Metadata-Flavor", "Google");
       InputStream input = connection.getInputStream();
       if (connection.getResponseCode() == 200) {
         try (BufferedReader reader = new BufferedReader(new InputStreamReader(input, UTF_8))) {
