Send a correctly-formatted response if there are no host options saved.

remoting/webapp/crd/js/options_export.js

Index: remoting/webapp/crd/js/options_export.js
diff --git a/remoting/webapp/crd/js/options_export.js b/remoting/webapp/crd/js/options_export.js
index dbd3a25560c96d3e8fa94fe1fceecc06561bc31e..c107e8b17515256c60269758d17933e23b868f71 100644
--- a/remoting/webapp/crd/js/options_export.js
+++ b/remoting/webapp/crd/js/options_export.js
@@ -21,6 +21,11 @@ remoting.OptionsExporter = function() {
 remoting.OptionsExporter.migrateSettings_ = function() {
   var result = new base.Deferred();
   chrome.storage.local.get('remoting-host-options', function(options) {

[kelvinp, 2017/02/13 19:58:19]

put 'remoting-host-options' as a variable?

[Jamie, 2017/02/14 02:48:16]

Done.

+    // If there are no host options stored, reformat the message response so
+    // that the sender doesn't interpret it as an error.
+    if (Object.keys(options).length == 0) {
+      options = {'remoting-host-options': '{}'};
+    }
     result.resolve(options);
   })
   return result.promise();