Issue #14605: Revert renaming of _SourcelessFileLoader, since it caused
the buildbots to fail.
diff --git a/Lib/imp.py b/Lib/imp.py
index 0388d08..f35247c 100644
--- a/Lib/imp.py
+++ b/Lib/imp.py
@@ -94,7 +94,7 @@
 
 
 class _LoadCompiledCompatibility(_HackedGetData,
-        _bootstrap.SourcelessFileLoader):
+        _bootstrap._SourcelessFileLoader):
 
     """Compatibility support for implementing load_compiled()."""