Remove code associated with the old "kompile" functionality.

pkg/front_end/testcases/inference/constructors_downwards_with_constraint.dart.dartk.expect

Index: pkg/front_end/testcases/inference/constructors_downwards_with_constraint.dart.dartk.expect
diff --git a/pkg/front_end/testcases/inference/constructors_downwards_with_constraint.dart.dartk.expect b/pkg/front_end/testcases/inference/constructors_downwards_with_constraint.dart.dartk.expect
deleted file mode 100644
index b0d2eb3f22d23e3bd2b67ff691f3c213c9a816f1..0000000000000000000000000000000000000000
--- a/pkg/front_end/testcases/inference/constructors_downwards_with_constraint.dart.dartk.expect
+++ /dev/null
@@ -1,22 +0,0 @@
-library test;
-import self as self;
-import "dart:core" as core;
-
-class A extends core::Object {
-  constructor •() → void
-    : super core::Object::•()
-    ;
-}
-class B extends self::A {
-  constructor •() → void
-    : super self::A::•()
-    ;
-}
-class Foo<T extends self::A> extends core::Object {
-  constructor •() → void
-    : super core::Object::•()
-    ;
-}
-static method main() → void {
-  self::Foo<dynamic> foo = throw new core::NoSuchMethodError::•(null, #Foo, <dynamic>[], <dynamic, dynamic>{}, null);
-}