avocado.plugins.jsonresult: Use self.stream.debuglog.

Signed-off-by: NRuda Moura <rmoura@redhat.com>

avocado/plugins/jsonresult.py

@@ -33,7 +33,7 @@ class JSONTestResult(TestResult):
         Called once before any tests are executed.
         """
         TestResult.start_tests(self)
-        self.json = {'debuglog': self.args.test_result_debuglog,
+        self.json = {'debuglog': self.stream.debuglog,
                      'tests': []}
 
     def end_test(self, test):

selftests/all/unit/avocado/jsonresult_unittest.py

@@ -47,10 +47,9 @@ class JSONResultTest(unittest.TestCase):
 
     def setUp(self):
         self.tmpfile = mkstemp()
-        args = argparse.Namespace(json_output=self.tmpfile[1],
-                                  test_result_debuglog='debuglog',
-                                  test_result_loglevel='loglevel')
+        args = argparse.Namespace(json_output=self.tmpfile[1])
         stream = _Stream()
+        stream.debuglog = 'debuglog'
         self.test_result = jsonresult.JSONTestResult(stream, args)
         self.test_result.filename = self.tmpfile[1]
         self.test_result.start_tests()