chrome/browser/auto_launch_trial.h

   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_