Revert "dart2js: Refactoring, documentation, and a few bugfixes in Namer class."

tests/language/constructor_name_clash_lib.dart

Index: tests/language/constructor_name_clash_lib.dart
diff --git a/tests/language/constructor_name_clash_lib.dart b/tests/language/constructor_name_clash_lib.dart
deleted file mode 100644
index 46ea6c0b3c621fcd1827750c10de66980b5b3057..0000000000000000000000000000000000000000
--- a/tests/language/constructor_name_clash_lib.dart
+++ /dev/null
@@ -1,14 +0,0 @@
-// Copyright (c) 2015, 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.
-
-library lib;
-
-var global = 0;
-
-class A {
-  A() {
-    global += 10;
-    try {} catch(e) {} // no inline
-  }
-}