1// Copyright (c) 2011 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#ifndef CHROME_BROWSER_AUTO_LAUNCH_TRIAL_H_ 6#define CHROME_BROWSER_AUTO_LAUNCH_TRIAL_H_ 7 8#include <string> 9 10// Strings used with the "auto launching Chrome at computer startup" trial. If 11// the field trial is running then... 12// base::FieldTrialList::TrialExists(kAutoLaunchTrial_Name) returns true. 13// 14// The field trial consists of two groups of users: those that auto-launch 15// Chrome at startup and those that don't. The group_name() of the field 16// trial object is used to determine the group that the user belongs to. 17// 18// The field trial is setup in ChromeBrowserMainParts::AutoLaunchFieldTrial() 19// based on the user's brand code: 20// 21// - brand RNGP auto launches Chrome on computer startup. 22// - brand RNGQ does not. 23// - any other brand code does whatever comes natural to it. 24 25extern const char kAutoLaunchTrialName[]; 26extern const char kAutoLaunchTrialAutoLaunchGroup[]; 27extern const char kAutoLaunchTrialControlGroup[]; 28 29namespace auto_launch_trial { 30 31// The possible responses for the auto-launch infobar. 32enum InfobarMetricResponse { 33 INFOBAR_CUT_IT_OUT = 0, 34 INFOBAR_OK, 35 INFOBAR_IGNORE, 36}; 37 38// Whether the auto-launch experiment is active and the user is part of it. 39bool IsInAutoLaunchGroup(); 40 41// Whether the brand is part of the experiment group for auto-launch. 42bool IsInExperimentGroup(const std::string& brand_code); 43 44// Whether the brand is part of the control group for auto-launch. 45bool IsInControlGroup(const std::string& brand_code); 46 47} // namespace auto_launch_trial 48 49#endif // CHROME_BROWSER_AUTO_LAUNCH_TRIAL_H_ 50