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// Copyright 2014 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.
#ifndef CHROME_COMMON_VARIATIONS_VARIATIONS_UTIL_H_
#define CHROME_COMMON_VARIATIONS_VARIATIONS_UTIL_H_
#include <string>
namespace base {
class FeatureList;
}
namespace chrome_variations {
struct FieldTrialTestingConfig;
// Provides a mechanism to associate multiple set of params to multiple groups
// with a formatted string specified from commandline. See
// kForceFieldTrialParams in chrome/common/chrome_switches.cc for more details
// on the formatting.
bool AssociateParamsFromString(const std::string& variations_string);
// Provides a mechanism to associate multiple set of params and features to
// multiple groups with the |config| struct. This will also force the selection
// of FieldTrial groups specified in the |config|. Registers features associated
// with default field trials with |feature_list|.
void AssociateParamsFromFieldTrialConfig(const FieldTrialTestingConfig& config,
base::FeatureList* feature_list);
// Associates params and features to FieldTrial groups and forces the selection
// of groups specified in testing/variations/fieldtrial_testing_config_*.json.
// Registers features associated with default field trials with |feature_list|.
void AssociateDefaultFieldTrialConfig(base::FeatureList* feature_list);
} // namespace chrome_variations
#endif // CHROME_COMMON_VARIATIONS_VARIATIONS_UTIL_H_
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