Deprecate blaze_query.Rule.is_skylark.
It's never been populated by Bazel ever.
Fixes
RELNOTES: None
@@ -311,8 +311,7 @@ message Rule {
// The rule's class's public by default value.
optional bool public_by_default = 9;
- // If this rule is of a skylark-defined RuleClass.
- optional bool is_skylark = 10;
+ optional bool DEPRECATED_is_skylark = 10;
// Hash encapsulating the behavior of this Skylark rule. Any change to this
// rule's definition that could change its behavior will be reflected here.
