services/{ui,shell}: Change auto to not deduce raw pointers.

services/ui/gles2/command_buffer_driver_manager.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 "services/ui/gles2/command_buffer_driver_manager.h"
 
 #include <algorithm>
 
 #include "services/ui/gles2/command_buffer_driver.h"
 
@@ skipping 12 matching lines @@
 void CommandBufferDriverManager::RemoveDriver(CommandBufferDriver* driver) {
   DCHECK(CalledOnValidThread());
   auto it = std::find(drivers_.begin(), drivers_.end(), driver);
   DCHECK(it != drivers_.end());
   drivers_.erase(it);
 }
 
 uint32_t CommandBufferDriverManager::GetUnprocessedOrderNum() const {
   DCHECK(CalledOnValidThread());
   uint32_t unprocessed_order_num = 0;
-  for (auto& d : drivers_) {
+  for (auto* d : drivers_) {
     unprocessed_order_num =
       std::max(unprocessed_order_num, d->GetUnprocessedOrderNum());
   }
   return unprocessed_order_num;
 }
 
 uint32_t CommandBufferDriverManager::GetProcessedOrderNum() const {
   DCHECK(CalledOnValidThread());
   uint32_t processed_order_num = 0;
-  for (auto& d : drivers_) {
+  for (auto* d : drivers_) {
     processed_order_num =
         std::max(processed_order_num, d->GetProcessedOrderNum());
   }
   return processed_order_num;
 }
 
 }  // namespace ui