Remove ash-disable-launcher-per-display flag

ash/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/ash_switches.h"
 
 namespace ash {
 namespace switches {
 
 // Enables an animated transition from the boot splash screen (Chrome logo on a
@@ skipping 30 matching lines @@
     "ash-enable-auto-window-placement";
 
 // Disables boot animation v2, go back to v1.
 const char kAshDisableBootAnimation2[] = "ash-disable-boot-animation2";
 
 // Disables the limitter to throttle how quickly a user
 // can change display settings.
 const char kAshDisableDisplayChangeLimiter[] =
     "ash-disable-display-change-limiter";
 
-// Disables creating a launcher per display.
-const char kAshDisableLauncherPerDisplay[] = "ash-disable-launcher-per-display";
-
 // Disable the new cras audio handler.
 const char kAshDisableNewAudioHandler[] = "ash-disable-new-audio-handler";
 
 // If present new lock animations are enabled.
 const char kAshDisableNewLockAnimations[] = "ash-disable-new-lock-animations";
 
 // Disable new network handlers in the status area.
 const char kAshDisableNewNetworkStatusArea[] =
     "ash-disable-new-network-status-area";
 
@@ skipping 82 matching lines @@
 
 // Allow items to be dragged from the app launcher list into the launcher.
 const char kAshDragAndDropAppListToLauncher[] =
     "ash-drag-and-drop-applist-to-launcher";
 
 // Enables a mode which enforces all browser & application windows to be created
 // in maximized mode.
 const char kForcedMaximizeMode[] = "forced-maximize-mode";
 }  // namespace switches
 }  // namespace ash