Always log the exact error code from the dmserver.

chrome/browser/policy/device_management_service.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/policy/device_management_service.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/compiler_specific.h"
@@ skipping 302 matching lines @@
     int response_code,
     const net::ResponseCookies& cookies,
     const std::string& data) {
   if (status.status() != net::URLRequestStatus::SUCCESS) {
     LOG(WARNING) << "DMServer request failed, status: " << status.status()
                  << ", error: " << status.error();
     ReportError(DM_STATUS_REQUEST_FAILED);
     return;
   }
 
+  if (response_code != kSuccess)
+    LOG(WARNING) << "DMServer sent an error response: " << response_code;
+
   switch (response_code) {
     case kSuccess: {
       em::DeviceManagementResponse response;
       if (!response.ParseFromString(data)) {
         ReportError(DM_STATUS_RESPONSE_DECODING_ERROR);
         return;
       }
       callback_.Run(DM_STATUS_SUCCESS, response);
       return;
     }
@@ skipping 23 matching lines @@
     case kPolicyNotFound:
       ReportError(DM_STATUS_SERVICE_POLICY_NOT_FOUND);
       return;
     case kInvalidSerialNumber:
       ReportError(DM_STATUS_SERVICE_INVALID_SERIAL_NUMBER);
       return;
     case kDeviceIdConflict:
       ReportError(DM_STATUS_SERVICE_DEVICE_ID_CONFLICT);
       return;
     default:
-      VLOG(1) << "Unexpected HTTP status in response from DMServer : "
-              << response_code << ".";
       // Handle all unknown 5xx HTTP error codes as temporary and any other
       // unknown error as one that needs more time to recover.
       if (response_code >= 500 && response_code <= 599)
         ReportError(DM_STATUS_TEMPORARY_UNAVAILABLE);
       else
         ReportError(DM_STATUS_HTTP_STATUS_ERROR);
       return;
   }
 }
 
@@ skipping 206 matching lines @@
     }
   }
 
   const JobQueue::iterator elem =
       std::find(queued_jobs_.begin(), queued_jobs_.end(), job);
   if (elem != queued_jobs_.end())
     queued_jobs_.erase(elem);
 }
 
 }  // namespace policy