chrome/browser/chromeos: Change auto to not deduce raw pointers.

chrome/browser/chromeos/accessibility/accessibility_highlight_manager.cc

 // Copyright (c) 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/shell.h"
 #include "chrome/browser/chromeos/accessibility/accessibility_highlight_manager.h"
 #include "chrome/browser/chromeos/ui/accessibility_focus_ring_controller.h"
 #include "content/public/browser/focused_node_details.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/notification_types.h"
@@ skipping 121 matching lines @@
 
 void AccessibilityHighlightManager::OnCursorVisibilityChanged(bool is_visible) {
   UpdateCursorHighlight();
 }
 
 bool AccessibilityHighlightManager::IsCursorVisible() {
   return ash::Shell::GetInstance()->cursor_manager()->IsCursorVisible();
 }
 
 void AccessibilityHighlightManager::UpdateFocusAndCaretHighlights() {
-  auto controller = AccessibilityFocusRingController::GetInstance();
+  auto* controller = AccessibilityFocusRingController::GetInstance();
 
   // The caret highlight takes precedence over the focus highlight if
   // both are visible.
   if (caret_ && caret_visible_) {
     controller->SetCaretRing(caret_point_);
     controller->SetFocusRing(
         std::vector<gfx::Rect>(),
         AccessibilityFocusRingController::FADE_OUT_FOCUS_RING);
   } else if (focus_) {
     controller->SetCaretRing(OffscreenPoint());
@@ skipping 16 matching lines @@
   if (!cursor_)
     point = OffscreenPoint();
 
   if (!IsCursorVisible())
     point = OffscreenPoint();
 
   AccessibilityFocusRingController::GetInstance()->SetCursorRing(point);
 }
 
 }  // namespace chromeos