Convert //content/browser from scoped_ptr to std::unique_ptr

content/browser/storage_partition_impl_map.h

Index: content/browser/storage_partition_impl_map.h
diff --git a/content/browser/storage_partition_impl_map.h b/content/browser/storage_partition_impl_map.h
index 92427f87c41fc1f472bc894fe4475a3fb373ea8f..00b01f1ec1ffba8dfabb148e6e8bfa00d25d28fd 100644
--- a/content/browser/storage_partition_impl_map.h
+++ b/content/browser/storage_partition_impl_map.h
@@ -51,8 +51,9 @@ class CONTENT_EXPORT StoragePartitionImplMap
   //
   // The |done| closure is executed on the calling thread when garbage
   // collection is complete.
-  void GarbageCollect(scoped_ptr<base::hash_set<base::FilePath> > active_paths,
-                      const base::Closure& done);
+  void GarbageCollect(
+      std::unique_ptr<base::hash_set<base::FilePath>> active_paths,
+      const base::Closure& done);
 
   void ForEach(const BrowserContext::StoragePartitionCallback& callback);