[front_end] Standardize on one way to tell user to update messages.
These two commands are equivalent:
dart pkg/front_end/tool/cfe.dart generate-messages
dart run pkg/front_end/tool/generate_messages.dart
To reduce confusion, always use the former form when telling the user
what to do to update generated messages files.
Change-Id: I6a6a69644021a68c07b81ecce86b37141a4dbc2c
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/447560
Reviewed-by: Johnni Winther <johnniwinther@google.com>
Commit-Queue: Johnni Winther <johnniwinther@google.com>
Auto-Submit: Paul Berry <paulberry@google.com>
diff --git a/pkg/front_end/messages.yaml b/pkg/front_end/messages.yaml
index 3eca544..48c8b53 100644
--- a/pkg/front_end/messages.yaml
+++ b/pkg/front_end/messages.yaml
@@ -4,7 +4,7 @@
# Run
#
-# dart run pkg/front_end/tool/generate_messages.dart
+# dart pkg/front_end/tool/cfe.dart generate-messages
#
# to regenerate messages after having edited this file.
#