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

chrome/browser/chromeos/arc/gpu_arc_video_service_host.cc

Index: chrome/browser/chromeos/arc/gpu_arc_video_service_host.cc
diff --git a/chrome/browser/chromeos/arc/gpu_arc_video_service_host.cc b/chrome/browser/chromeos/arc/gpu_arc_video_service_host.cc
index 9da329c911f7fdc22f0639022d0bbf7bd61f8c61..513b166d61970a0a3db695870b92c93872cc4958 100644
--- a/chrome/browser/chromeos/arc/gpu_arc_video_service_host.cc
+++ b/chrome/browser/chromeos/arc/gpu_arc_video_service_host.cc
@@ -73,7 +73,7 @@ GpuArcVideoServiceHost::~GpuArcVideoServiceHost() {
 
 void GpuArcVideoServiceHost::OnInstanceReady() {
   DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
-  auto video_instance = arc_bridge_service()->video()->instance();
+  auto* video_instance = arc_bridge_service()->video()->instance();
   DCHECK(video_instance);
   video_instance->Init(binding_.CreateInterfacePtrAndBind());
 }