Remove the ash-enable-touch-view-testing flag

ash/system/chromeos/power/tablet_power_button_controller.cc

 // Copyright 2016 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/system/chromeos/power/tablet_power_button_controller.h"
 
 #include "ash/common/accessibility_delegate.h"
 #include "ash/common/session/session_state_delegate.h"
 #include "ash/common/shell_delegate.h"
 #include "ash/common/wm/maximize_mode/maximize_mode_controller.h"
@@ skipping 11 matching lines @@
 namespace {
 
 // Amount of time the power button must be held to start the pre-shutdown
 // animation when in tablet mode.
 constexpr int kShutdownTimeoutMs = 500;
 
 // Amount of time since last SuspendDone() that power button event needs to be
 // ignored.
 constexpr int kIgnorePowerButtonAfterResumeMs = 2000;
 
-// Returns true if device is a convertible/tablet device or has
-// kAshEnableTouchViewTesting in test, otherwise false.
+// Returns true if device is a convertible/tablet device, otherwise false.
 bool IsTabletModeSupported() {
   MaximizeModeController* maximize_mode_controller =
       WmShell::Get()->maximize_mode_controller();
   return maximize_mode_controller &&
          maximize_mode_controller->CanEnterMaximizeMode();
 }
 
 // Returns true if device is currently in tablet/maximize mode, otherwise false.
 bool IsTabletModeActive() {
   MaximizeModeController* maximize_mode_controller =
@@ skipping 192 matching lines @@
       WmShell::Get()->GetSessionStateDelegate();
   if (session_state_delegate->ShouldLockScreenAutomatically() &&
       session_state_delegate->CanLockScreen() &&
       !session_state_delegate->IsUserSessionBlocked() &&
       !controller_->LockRequested()) {
     session_state_delegate->LockScreen();
   }
 }
 
 }  // namespace ash