various: Change auto to not deduce raw pointers.

services/catalog/reader.cc

Index: services/catalog/reader.cc
diff --git a/services/catalog/reader.cc b/services/catalog/reader.cc
index ad8dd74887387b0bbb87b7287489088a42323048..1f4a4eff3d294c1f09a544c3bf733e79ad9df1b4 100644
--- a/services/catalog/reader.cc
+++ b/services/catalog/reader.cc
@@ -133,7 +133,7 @@ std::unique_ptr<Entry> ReadManifest(const base::FilePath& package_dir,
 }
 
 void AddEntryToCache(EntryCache* cache, std::unique_ptr<Entry> entry) {
-  for (auto child : entry->applications())
+  for (auto* child : entry->applications())
     AddEntryToCache(cache, base::WrapUnique(child));
   (*cache)[entry->name()] = std::move(entry);
 }