down-integrate internal changes
diff --git a/.gitignore b/.gitignore
index 6508ecc..38755c9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -44,6 +44,7 @@
 
 .dirstamp
 
+any_test.pb.*
 map*unittest.pb.*
 unittest*.pb.*
 cpp_test*.pb.*