CrOS: Move force UI mode switch from switches to ash switches.

ash/common/ash_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 "ash/common/ash_switches.h"
 
 #include "base/command_line.h"
 #include "base/sys_info.h"
 
 namespace ash {
@@ skipping 51 matching lines @@
 const char kAshEnableMirroredScreen[] = "ash-enable-mirrored-screen";
 
 // Specifies the estimated time (in milliseconds) from VSYNC event until when
 // visible light can be noticed by the user.
 const char kAshEstimatedPresentationDelay[] =
     "ash-estimated-presentation-delay";
 
 // Enables the palette next to the status area.
 const char kAshForceEnablePalette[] = "ash-force-enable-palette";
 
+// Enables required things for the selected UI mode, regardless of whether the
+// chromebook is currently in the selected UI mode.

[Daniel Erat, 2017/03/28 19:30:12]

nit: Chromebook

[sammiequon, 2017/03/28 20:32:00]

Done.

+const char kAshForceTabletMode[] = "force-tablet-mode";
+
+// Values for the kAshForceTabletMode flag.
+const char kAshForceTabletModeAuto[] = "auto";
+const char kAshForceTabletModeClamshell[] = "clamshell";
+const char kAshForceTabletModeTouchView[] = "touch_view";
+
 // Hides notifications that are irrelevant to Chrome OS device factory testing,
 // such as battery level updates.
 const char kAshHideNotificationsForFactory[] =
     "ash-hide-notifications-for-factory";
 
 // Enables the shelf color to be derived from the wallpaper.
 const char kAshShelfColor[] = "ash-shelf-color";
 const char kAshShelfColorLightMuted[] = "light_muted";
 const char kAshShelfColorLightVibrant[] = "light_vibrant";
 const char kAshShelfColorNormalMuted[] = "normal_muted";
@@ skipping 14 matching lines @@
 bool ConstrainPointerToRoot() {
   const char kAshConstrainPointerToRoot[] = "ash-constrain-pointer-to-root";
 
   return base::SysInfo::IsRunningOnChromeOS() ||
          base::CommandLine::ForCurrentProcess()->HasSwitch(
              kAshConstrainPointerToRoot);
 }
 
 }  // namespace switches
 }  // namespace ash