[CrOS] Initial rough cut of alt-tab window cycling UI.

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 57 matching lines @@
 const char kAshEnableStableOverviewOrder[] = "ash-enable-stable-overview-order";
 
 // Enables software based mirroring.
 const char kAshEnableSoftwareMirroring[] = "ash-enable-software-mirroring";
 
 // Enables touch view testing.
 // TODO(skuhne): Remove TOGGLE_TOUCH_VIEW_TESTING accelerator once this
 // flag is removed.
 const char kAshEnableTouchViewTesting[] = "ash-enable-touch-view-testing";
 
+// Enables the window cycling UI (more visual feedback for alt-tab).
+const char kAshEnableWindowCycleUi[] = "ash-enable-window-cycle-ui";

[varkha, 2016/07/07 17:40:28]

Not sure if we need this or could just use ash-md=experimental.

[Evan Stade, 2016/07/09 00:35:05]

I think this is useful for when we want to launch (add to about:flags, roll out
via finch, etc.)

+
 // When this flag is set, system sounds will not be played.
 const char kAshDisableSystemSounds[] = "ash-disable-system-sounds";
 
 // When this flag is set, system sounds will be played whether the
 // ChromeVox is enabled or not.
 const char kAshEnableSystemSounds[] = "ash-enable-system-sounds";
 
 // Hides notifications that are irrelevant to Chrome OS device factory testing,
 // such as battery level updates.
 const char kAshHideNotificationsForFactory[] =
@@ skipping 48 matching lines @@
 
   return base::SysInfo::IsRunningOnChromeOS() ||
          base::CommandLine::ForCurrentProcess()->HasSwitch(
              kAshConstrainPointerToRoot);
 }
 
 #endif
 
 }  // namespace switches
 }  // namespace ash