Revert "Add support for 'dart.library.X' environment variables in dart2js."

tests/language/library_env_test.dart

Index: tests/language/library_env_test.dart
diff --git a/tests/language/library_env_test.dart b/tests/language/library_env_test.dart
deleted file mode 100644
index d076ede53610f733112e634913e9b482453af7f2..0000000000000000000000000000000000000000
--- a/tests/language/library_env_test.dart
+++ /dev/null
@@ -1,87 +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.
-
-import 'package:expect/expect.dart';
-
-main() {
-  const NOT_PRESENT = null;
-
-  Expect.isTrue(const bool.fromEnvironment("dart.library.async"));
-  Expect.isTrue(const bool.fromEnvironment("dart.library.collection"));
-  Expect.isTrue(const bool.fromEnvironment("dart.library.convert"));
-  Expect.isTrue(const bool.fromEnvironment("dart.library.core"));
-  Expect.isTrue(const bool.fromEnvironment("dart.library.typed_data"));
-
-
-  bool hasHtmlSupport;
-  hasHtmlSupport = true;   /// has_html_support: ok
-  hasHtmlSupport = false;  /// has_no_html_support: ok
-
-  if (hasHtmlSupport != null) {
-    bool expectedResult = hasHtmlSupport ? true : NOT_PRESENT;
-
-    Expect.equals(expectedResult,
-        const bool.fromEnvironment("dart.library.html",
-            defaultValue: NOT_PRESENT));
-    Expect.equals(expectedResult,
-        const bool.fromEnvironment("dart.library.indexed_db",
-            defaultValue: NOT_PRESENT));
-    Expect.equals(expectedResult,
-        const bool.fromEnvironment("dart.library.svg",
-            defaultValue: NOT_PRESENT));
-    Expect.equals(expectedResult,
-        const bool.fromEnvironment("dart.library.web_audio",
-            defaultValue: NOT_PRESENT));
-    Expect.equals(expectedResult,
-        const bool.fromEnvironment("dart.library.web_gl",
-            defaultValue: NOT_PRESENT));
-    Expect.equals(expectedResult,
-        const bool.fromEnvironment("dart.library.web_sql",
-            defaultValue: NOT_PRESENT));
-  }
-
-  bool hasIoSupport;
-  hasIoSupport = true;   /// has_io_support: ok
-  hasIoSupport = false;  /// has_no_io_support: ok
-
-  if (hasIoSupport != null) {
-    bool expectedResult = hasIoSupport ? true : NOT_PRESENT;
-
-    Expect.equals(expectedResult,
-        const bool.fromEnvironment("dart.library.io",
-            defaultValue: NOT_PRESENT));
-    Expect.equals(expectedResult,
-        const bool.fromEnvironment("dart.library.developer",
-            defaultValue: NOT_PRESENT));
-  }
-
-  bool hasMirrorSupport;
-  hasMirrorSupport = true;   /// has_mirror_support: ok
-  hasMirrorSupport = false;  /// has_no_mirror_support: ok
-
-  if (hasMirrorSupport != null) {
-    bool expectedResult = hasMirrorSupport ? true : NOT_PRESENT;
-
-    Expect.equals(expectedResult,
-        const bool.fromEnvironment("dart.library.mirrors",
-            defaultValue: NOT_PRESENT));
-  }
-
-  Expect.equals(NOT_PRESENT,
-      const bool.fromEnvironment("dart.library.XYZ",
-          defaultValue: NOT_PRESENT));
-  Expect.equals(NOT_PRESENT,
-      const bool.fromEnvironment("dart.library.Collection",
-          defaultValue: NOT_PRESENT));
-  Expect.equals(NOT_PRESENT,
-      const bool.fromEnvironment("dart.library.converT",
-          defaultValue: NOT_PRESENT));
-  Expect.equals(NOT_PRESENT,
-      const bool.fromEnvironment("dart.library.",
-          defaultValue: NOT_PRESENT));
-  Expect.equals(NOT_PRESENT,
-      const bool.fromEnvironment("dart.library.core ",
-          defaultValue: NOT_PRESENT));
-
-}