Adds the touch calibration setting behind a chrome switch

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 241 matching lines @@
 const char kEnablePhysicalKeyboardAutocorrect[] =
     "enable-physical-keyboard-autocorrect";
 
 // Enables request of tablet site (via user agent override).
 const char kEnableRequestTabletSite[] = "enable-request-tablet-site";
 
 // Enables using screenshots in tests and seets mode.
 const char kEnableScreenshotTestingWithMode[] =
     "enable-screenshot-testing-with-mode";
 
+// Enables the touch calibration option in MD settings UI for valid touch
+// displays.
+const char kEnableTouchCalibrationSetting[] =
+    "enable-touch-calibration-setting";
+
 // Enables touchpad three-finger-click as middle button.
 const char kEnableTouchpadThreeFingerClick[] =
     "enable-touchpad-three-finger-click";
 
 // Enables the chromecast support for video player app.
 const char kEnableVideoPlayerChromecastSupport[] =
     "enable-video-player-chromecast-support";
 
 // Disables ARC for managed accounts.
 const char kEnterpriseDisableArc[] = "enterprise-disable-arc";
@@ skipping 196 matching lines @@
   base::CommandLine* command_line = base::CommandLine::ForCurrentProcess();
   if (!command_line->HasSwitch(kTestCrosGaiaIdMigration))
     return false;
 
   return command_line->GetSwitchValueASCII(kTestCrosGaiaIdMigration) ==
          kTestCrosGaiaIdMigrationStarted;
 }
 
 }  // namespace switches
 }  // namespace chromeos