Using client's credentials in error reporting (instead of connection).

Author: dhermes

error_reporting/google/cloud/error_reporting/_gax.py

@@ -36,7 +36,7 @@ def make_report_error_api(client):
     :returns: An Error Reporting API instance.
     """
     channel = make_secure_channel(
-        client._connection.credentials,
+        client._credentials,
         DEFAULT_USER_AGENT,
         report_errors_service_client.ReportErrorsServiceClient.SERVICE_ADDRESS)
     gax_client = report_errors_service_client.ReportErrorsServiceClient(

error_reporting/unit_tests/test__gax.py

@@ -28,7 +28,11 @@ def test_make_report_error_api(self):
         from google.cloud.error_reporting import __version__
         from google.cloud.error_reporting._gax import make_report_error_api
 
-        client = mock.Mock()
+        client = mock.Mock(
+            _credentials=mock.sentinel.credentials,
+            project='prahj-ekt',
+            spec=['project', '_credentials'],
+        )
 
         # Mock out the constructor for the GAPIC client.
         ServiceClient = report_errors_service_client.ReportErrorsServiceClient