Supporting study definitions without default groups and end_date filtering.

components/variations/variations_seed_processor.cc

 // Copyright 2013 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 "components/variations/variations_seed_processor.h"
 
 #include <stddef.h>
 
 #include <map>
 #include <vector>
@@ skipping 256 matching lines @@
     if (study.has_randomization_seed())
       randomization_seed = study.randomization_seed();
   }
 
   // The trial is created without specifying an expiration date because the
   // expiration check in field_trial.cc is based on the build date. Instead,
   // the expiration check using |reference_date| is done explicitly below.
   scoped_refptr<base::FieldTrial> trial(
       base::FieldTrialList::FactoryGetFieldTrialWithRandomizationSeed(
           study.name(), processed_study.total_probability(),
-          study.default_experiment_name(),
+          processed_study.GetDefaultExperimentName(),
           base::FieldTrialList::kNoExpirationYear, 1, 1, randomization_type,
           randomization_seed, NULL,
           ShouldStudyUseLowEntropy(study) ? low_entropy_provider : NULL));
 
   bool has_overrides = false;
   bool enables_or_disables_features = false;
   for (int i = 0; i < study.experiment_size(); ++i) {
     const Study_Experiment& experiment = study.experiment(i);
     RegisterExperimentParams(study, experiment);
 
@@ skipping 41 matching lines @@
     // The field trial was defined from |study|, so the active experiment's name
     // must be in the |study|.
     DCHECK_NE(-1, experiment_index);
 
     ApplyUIStringOverrides(study.experiment(experiment_index),
                            override_callback);
   }
 }
 
 }  // namespace variations