Remove implicit conversions from scoped_refptr to T* in c/b/chromeos/login

chrome/browser/chromeos/login/users/wallpaper/wallpaper_manager.cc

Index: chrome/browser/chromeos/login/users/wallpaper/wallpaper_manager.cc
diff --git a/chrome/browser/chromeos/login/users/wallpaper/wallpaper_manager.cc b/chrome/browser/chromeos/login/users/wallpaper/wallpaper_manager.cc
index 68ff4a42bc0d22d4364f220ea601a067b731c4d4..3430f8686c0ce75e541a428ca1d20c7faab37863 100644
--- a/chrome/browser/chromeos/login/users/wallpaper/wallpaper_manager.cc
+++ b/chrome/browser/chromeos/login/users/wallpaper/wallpaper_manager.cc
@@ -1788,7 +1788,7 @@ WallpaperManager::PendingWallpaper* WallpaperManager::GetPendingWallpaper(
         (delayed ? GetWallpaperLoadDelay()
                  : base::TimeDelta::FromMilliseconds(0)),
         user_id));
-    pending_inactive_ = loading_.back();
+    pending_inactive_ = loading_.back().get();
   }
   return pending_inactive_;
 }