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// Copyright 2015 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/version_ui/version_handler_helper.h"
#include <utility>
#include <vector>
#include "base/metrics/field_trial.h"
#include "base/strings/string_util.h"
#include "base/values.h"
#include "components/variations/active_field_trials.h"
namespace version_ui {
std::unique_ptr<base::Value> GetVariationsList() {
std::vector<std::string> variations;
#if !defined(NDEBUG)
base::FieldTrial::ActiveGroups active_groups;
base::FieldTrialList::GetActiveFieldTrialGroups(&active_groups);
const unsigned char kNonBreakingHyphenUTF8[] = {0xE2, 0x80, 0x91, '\0'};
const std::string kNonBreakingHyphenUTF8String(
reinterpret_cast<const char*>(kNonBreakingHyphenUTF8));
for (const auto& group : active_groups) {
std::string line = group.trial_name + ":" + group.group_name;
base::ReplaceChars(line, "-", kNonBreakingHyphenUTF8String, &line);
variations.push_back(line);
}
#else
// In release mode, display the hashes only.
variations::GetFieldTrialActiveGroupIdsAsStrings(&variations);
#endif
std::unique_ptr<base::ListValue> variations_list(new base::ListValue);
for (std::vector<std::string>::const_iterator it = variations.begin();
it != variations.end(); ++it) {
variations_list->AppendString(*it);
}
return std::move(variations_list);
}
} // namespace version_ui
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