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 25 extern const char kAutoLaunchTrialName[]; 26 extern const char kAutoLaunchTrialAutoLaunchGroup[]; 27 extern const char kAutoLaunchTrialControlGroup[]; 28 29 namespace auto_launch_trial { 30 31 // The possible responses for the auto-launch infobar. 32 enum 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. 39 bool IsInAutoLaunchGroup(); 40 41 // Whether the brand is part of the experiment group for auto-launch. 42 bool IsInExperimentGroup(const std::string& brand_code); 43 44 // Whether the brand is part of the control group for auto-launch. 45 bool IsInControlGroup(const std::string& brand_code); 46 47 } // namespace auto_launch_trial 48 49 #endif // CHROME_BROWSER_AUTO_LAUNCH_TRIAL_H_ 50
