ash: Change auto to not deduce raw pointers.

ash/accelerators/accelerator_controller.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/accelerators/accelerator_controller.h"
 
 #include <algorithm>
 #include <cmath>
 #include <string>
 #include <utility>
@@ skipping 166 matching lines @@
               message_center::NotifierId::SYSTEM_COMPONENT,
               system_notifier::kNotifierDeprecatedAccelerator),
           message_center::RichNotificationData(),
           new DeprecatedAcceleratorNotificationDelegate));
   message_center::MessageCenter::Get()->AddNotification(
       std::move(notification));
 }
 
 void RecordUmaHistogram(const char* histogram_name,
                         DeprecatedAcceleratorUsage sample) {
-  auto histogram = base::LinearHistogram::FactoryGet(
+  auto* histogram = base::LinearHistogram::FactoryGet(
       histogram_name, 1, DEPRECATED_USAGE_COUNT, DEPRECATED_USAGE_COUNT + 1,
       base::HistogramBase::kUmaTargetedHistogramFlag);
   histogram->Add(sample);
 }
 
 void HandleCycleBackwardMRU(const ui::Accelerator& accelerator) {
   if (accelerator.key_code() == ui::VKEY_TAB)
     base::RecordAction(base::UserMetricsAction("Accel_PrevWindow_Tab"));
 
   Shell::GetInstance()->window_cycle_controller()->HandleCycleWindow(
@@ skipping 1246 matching lines @@
 }
 
 void AcceleratorController::SetKeyboardBrightnessControlDelegate(
     std::unique_ptr<KeyboardBrightnessControlDelegate>
         keyboard_brightness_control_delegate) {
   keyboard_brightness_control_delegate_ =
       std::move(keyboard_brightness_control_delegate);
 }
 
 }  // namespace ash