Remove service-compiler related code.

tests/servicec/input_files/cyclic_imports_4.idl

Index: tests/servicec/input_files/cyclic_imports_4.idl
diff --git a/tests/servicec/input_files/cyclic_imports_4.idl b/tests/servicec/input_files/cyclic_imports_4.idl
deleted file mode 100644
index 5d989161021ab5638b0ecc12a1246daa0923bc9c..0000000000000000000000000000000000000000
--- a/tests/servicec/input_files/cyclic_imports_4.idl
+++ /dev/null
@@ -1,18 +0,0 @@
-// Copyright (c) 2015, the Dartino project authors.  Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE file.
-
-service Foo { }
-
-struct Bar {
-  Baz baz;  // cyclicStruct
-}
-
-struct Baz {
-  Bar bar;
-  Zap zap;  // cyclicStruct
-}
-
-struct Zap {
-  Baz baz;
-}