8031567: Better model for storing source revision information
Reviewed-by: erikj
diff --git a/.hgignore b/.hgignore
index 94668d1..00a3c01 100644
--- a/.hgignore
+++ b/.hgignore
@@ -4,5 +4,4 @@
 ^drop_included/
 ^webrev
 /nbproject/private/
-^.hgtip
 .DS_Store