Update chrome/ to use scoped_refptr<T>::get() rather than implicit "operator T*"

chrome/browser/media_galleries/media_galleries_test_util.cc

Index: chrome/browser/media_galleries/media_galleries_test_util.cc
diff --git a/chrome/browser/media_galleries/media_galleries_test_util.cc b/chrome/browser/media_galleries/media_galleries_test_util.cc
index 97afbf36416c0734848adec14a72865d066b2b54..e08e15c8e5791df37b9d4396aefa1b340bc64cb1 100644
--- a/chrome/browser/media_galleries/media_galleries_test_util.cc
+++ b/chrome/browser/media_galleries/media_galleries_test_util.cc
@@ -60,7 +60,7 @@ scoped_refptr<extensions::Extension> AddMediaGalleriesApp(
       syncer::StringOrdinal::CreateInitialOrdinal());
   ExtensionService* extension_service =
       extensions::ExtensionSystem::Get(profile)->extension_service();
-  extension_service->AddExtension(extension);
+  extension_service->AddExtension(extension.get());
   extension_service->EnableExtension(extension->id());
 
   return extension;