Milo: pRPC endpoint for getting Buildbot master data

server/static/rpcexplorer/rpc-method.html

Index: server/static/rpcexplorer/rpc-method.html
diff --git a/server/static/rpcexplorer/rpc-method.html b/server/static/rpcexplorer/rpc-method.html
index c0d9edb4b9dda1776f2cef09b7798ba24ae6f700..274c70fcf1dc185d7124cd34113a9be3b6eb91db 100644
--- a/server/static/rpcexplorer/rpc-method.html
+++ b/server/static/rpcexplorer/rpc-method.html
@@ -161,7 +161,11 @@
       },
 
       getAccessToken: function() {
-        var user = gapi.auth2.getAuthInstance().currentUser.get();
+        var authInstance = gapi.auth2.getAuthInstance();
+        if (!authInstance) {
+          return null;
+        }
+        var user = authInstance.currentUser.get();
         if (!user) {
           return null;
         }