Put OOBE UI on touch display if no keyboard detected

chromeos/chromeos_switches.cc

 // Copyright (c) 2012 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 "chromeos/chromeos_switches.h"
 
 #include <string>
 
 #include "base/command_line.h"
 #include "base/metrics/field_trial.h"
@@ skipping 398 matching lines @@
 // An optional comma-separated list of IDs of apps that can be used to take
 // notes. If unset, a hardcoded list is used instead.
 const char kNoteTakingAppIds[] = "note-taking-app-ids";
 
 // Indicates that if we should start bootstrapping Master OOBE.
 const char kOobeBootstrappingMaster[] = "oobe-bootstrapping-master";
 
 // Indicates that a guest session has been started before OOBE completion.
 const char kOobeGuestSession[] = "oobe-guest-session";
 
+// Have OOBE displayed on a touch display when possible.
+const char kOobePreferTouchDisplay[] = "oobe-prefer-touch-display";

[jdufault, 2017/05/08 17:44:58]

Why not make this the default and remove the flag?

+
 // Skips all other OOBE pages after user login.
 const char kOobeSkipPostLogin[] = "oobe-skip-postlogin";
 
 // Interval at which we check for total time on OOBE.
 const char kOobeTimerInterval[] = "oobe-timer-interval";
 
 // If true, the md login and lock screens will be shown.
 const char kShowMdLogin[] = "show-md-login";
 
 // Specifies power stub behavior:
@@ skipping 102 matching lines @@
   return command_line->GetSwitchValueASCII(kTestCrosGaiaIdMigration) ==
          kTestCrosGaiaIdMigrationStarted;
 }
 
 bool IsCellularFirstDevice() {
   return base::CommandLine::ForCurrentProcess()->HasSwitch(kCellularFirst);
 }
 
 }  // namespace switches
 }  // namespace chromeos