Update policy backend and testserver for the newest policy protocol

chrome/browser/policy/device_token_fetcher.h

Index: chrome/browser/policy/device_token_fetcher.h
diff --git a/chrome/browser/policy/device_token_fetcher.h b/chrome/browser/policy/device_token_fetcher.h
index fda0ebb8edb7eec41c84ba35484d06b0c47774cd..3215b3c86c6b7a308a8ebfea87e3f7d7e4a63530 100644
--- a/chrome/browser/policy/device_token_fetcher.h
+++ b/chrome/browser/policy/device_token_fetcher.h
@@ -47,7 +47,9 @@ class DeviceTokenFetcher
 
   // Starts fetching a token.
   void FetchToken(const std::string& auth_token,
-                  const std::string& device_id);
+                  const std::string& device_id,
+                  const em::DeviceRegisterRequest_Type policy_type,
+                  const std::string& machine_id);
 
   // Returns the device management token or the empty string if not available.
   const std::string& GetDeviceToken();
@@ -123,6 +125,10 @@ class DeviceTokenFetcher
   std::string auth_token_;
   // Device identifier to send to the server.
   std::string device_id_;
+  // Contains policy type to send to the server.
+  em::DeviceRegisterRequest_Type policy_type_;
+  // Contains physical machine id to send to the server.
+  std::string machine_id_;
 
   // Task that has been scheduled to retry fetching a token.
   CancelableTask* retry_task_;