Remove code associated with the old "kompile" functionality.

pkg/front_end/testcases/regress/issue_29984.dart.dartk.expect

Index: pkg/front_end/testcases/regress/issue_29984.dart.dartk.expect
diff --git a/pkg/front_end/testcases/regress/issue_29984.dart.dartk.expect b/pkg/front_end/testcases/regress/issue_29984.dart.dartk.expect
deleted file mode 100644
index 0830792557f1876f03e783b7547a726f938bd058..0000000000000000000000000000000000000000
--- a/pkg/front_end/testcases/regress/issue_29984.dart.dartk.expect
+++ /dev/null
@@ -1,8 +0,0 @@
-library;
-import self as self;
-import "dart:core" as core;
-
-static method main() → dynamic {
-  for (core::int i = throw new core::NoSuchMethodError::•(null, #i, <dynamic>[], <dynamic, dynamic>{}, null); ; false) {
-  }
-}