Revert "cps-ir: Add support for intercepted calls."

tests/compiler/dart2js/js_backend_cps_ir_interceptors.dart

Index: tests/compiler/dart2js/js_backend_cps_ir_interceptors.dart
diff --git a/tests/compiler/dart2js/js_backend_cps_ir_interceptors.dart b/tests/compiler/dart2js/js_backend_cps_ir_interceptors.dart
deleted file mode 100644
index 6640b9a65c9a3aa34c16c16211b7fadcba11c8c3..0000000000000000000000000000000000000000
--- a/tests/compiler/dart2js/js_backend_cps_ir_interceptors.dart
+++ /dev/null
@@ -1,27 +0,0 @@
-// Copyright (c) 2014, the Dart 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.
-
-// Tests of interceptors.
-
-library interceptors_tests;
-
-import 'js_backend_cps_ir_test.dart';
-
-const List<TestEntry> tests = const [
-  const TestEntry("""
-main() {
-  var g = 1;
-
-  var x = g + 3;
-  print(x);
-}""",
-r"""
-function() {
-  var g, v0;
-  g = 1;
-  v0 = 3;
-  P.print(J.getInterceptor(g).$add(g, v0));
-  return null;
-}"""),
-];