cleanup: Remove stylus check within OnMouseEvent for TabletPowerButtonController

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 146 matching lines @@
   // Ignore key events generated by the power button since power button activity
   // is already handled by OnPowerButtonEvent().
   if (event->key_code() == ui::VKEY_POWER)
     return;
 
   if (!IsTabletModeActive() && backlights_forced_off_)
     SetDisplayForcedOff(false);
 }
 
 void TabletPowerButtonController::OnMouseEvent(ui::MouseEvent* event) {
-  ui::EventPointerType pointer_type = event->pointer_details().pointer_type;
-
-  if (pointer_type != ui::EventPointerType::POINTER_TYPE_MOUSE ||
-      (event->flags() & ui::EF_IS_SYNTHESIZED)) {
+  if (event->flags() & ui::EF_IS_SYNTHESIZED)
     return;
-  }
 
   if (!IsTabletModeActive() && backlights_forced_off_)
     SetDisplayForcedOff(false);
 }
 
 void TabletPowerButtonController::OnStylusStateChanged(ui::StylusState state) {
   if (IsTabletModeSupported() && state == ui::StylusState::REMOVED &&
       backlights_forced_off_) {
     SetDisplayForcedOff(false);
   }
@@ skipping 53 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