Tests for cloud policy UMA metrics.

chrome/browser/policy/device_management_backend_impl.cc

Index: chrome/browser/policy/device_management_backend_impl.cc
diff --git a/chrome/browser/policy/device_management_backend_impl.cc b/chrome/browser/policy/device_management_backend_impl.cc
index 09887068ed25535dc8c37569d993eeb71701b97b..3b51adfcaed2221cbcacc7b885b5d98ebdc111dc 100644
--- a/chrome/browser/policy/device_management_backend_impl.cc
+++ b/chrome/browser/policy/device_management_backend_impl.cc
@@ -316,6 +316,9 @@ class DeviceManagementRegisterJob : public DeviceManagementJobBase {
       case DeviceManagementBackend::kErrorServiceManagementNotSupported:
         sample = kMetricTokenFetchManagementNotSupported;
         break;
+      case DeviceManagementBackend::kErrorResponseDecoding:
+        sample = kMetricTokenFetchBadResponse;
+        break;
       default:
         sample = kMetricTokenFetchServerFailed;
         break;
@@ -405,6 +408,9 @@ class DeviceManagementPolicyJob : public DeviceManagementJobBase {
       case DeviceManagementBackend::kErrorServiceManagementTokenInvalid:
         sample = kMetricPolicyFetchInvalidToken;
         break;
+      case DeviceManagementBackend::kErrorResponseDecoding:
+        sample = kMetricPolicyFetchBadResponse;
+        break;
       default:
         sample = kMetricPolicyFetchServerFailed;
         break;