Added tag jdk-9+155 for changeset fa8193742d7d
diff --git a/langtools/.hgtags b/langtools/.hgtags
index b4acf32..b0dfd87 100644
--- a/langtools/.hgtags
+++ b/langtools/.hgtags
@@ -397,3 +397,4 @@
 5b6f12de6f9167a582fa2c6ac54e69c591b09e68 jdk-9+152
 03f48cd283f5dd6b7153fd7e0cf2df8582b14391 jdk-9+153
 6a9dd3d893b0a493a3e5d8d392815b5ee76a02d9 jdk-9+154
+dfcfdb2db85f1bb434209f56ca557ea6f9830aa8 jdk-9+155