Delete dart_backend from compiler.

tests/compiler/dart2js/mirror_helper_test.dart

Index: tests/compiler/dart2js/mirror_helper_test.dart
diff --git a/tests/compiler/dart2js/mirror_helper_test.dart b/tests/compiler/dart2js/mirror_helper_test.dart
deleted file mode 100644
index ce257c700a692fb9fb2030b5eb5d78ba73701478..0000000000000000000000000000000000000000
--- a/tests/compiler/dart2js/mirror_helper_test.dart
+++ /dev/null
@@ -1,94 +0,0 @@
-// Copyright (c) 2013, 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";
-import 'dart:async';
-import "package:async_helper/async_helper.dart";
-import 'memory_compiler.dart' show runCompiler;
-import 'package:compiler/src/apiimpl.dart' show
-    CompilerImpl;
-import 'package:compiler/src/elements/elements.dart' show
-    Element, LibraryElement, ClassElement;
-import 'package:compiler/src/tree/tree.dart' show
-    Block, ExpressionStatement, FunctionExpression, Node, Send;
-import 'package:compiler/src/dart_backend/dart_backend.dart' show
-    DartBackend, ElementAst;
-import 'package:compiler/src/mirror_renamer/mirror_renamer.dart' show
-    MirrorRenamerImpl;
-
-main() {
-  asyncTest(() async {
-    await testWithMirrorRenaming(minify: true);
-    await testWithMirrorRenaming(minify: false);
-    await testWithoutMirrorRenaming(minify: true);
-    await testWithoutMirrorRenaming(minify: false);
-  });
-}
-
-Future<CompilerImpl> run({useMirrorHelperLibrary: false, minify: false}) async {
-  List<String> options = ['--output-type=dart'];
-  if (minify) {
-    options.add('--minify');
-  }
-  var result = await runCompiler(
-      memorySourceFiles: MEMORY_SOURCE_FILES,
-      options: options,
-      beforeRun: (CompilerImpl compiler) {
-        DartBackend backend = compiler.backend;
-        backend.useMirrorHelperLibrary = useMirrorHelperLibrary;
-      });
-  return result.compiler;
-}
-
-Future testWithMirrorRenaming({bool minify}) async {
-  CompilerImpl compiler =
-      await run(useMirrorHelperLibrary: true, minify: minify);
-  DartBackend backend = compiler.backend;
-  MirrorRenamerImpl mirrorRenamer = backend.mirrorRenamer;
-  Map<Node, String> renames = backend.placeholderRenamer.renames;
-  Iterable<LibraryElement> imports =
-      backend.placeholderRenamer.platformImports.keys;
-
-  FunctionExpression node = backend.memberNodes.values.first.first;
-  Block block = node.body;
-  ExpressionStatement getNameFunctionNode = block.statements.nodes.head;
-  Send send = getNameFunctionNode.expression;
-
-  Expect.equals(renames[mirrorRenamer.getNameFunctionNode.name],
-                renames[send.selector]);
-  Expect.equals("",
-                renames[send.receiver]);
-  Expect.equals(1, imports.length);
-}
-
-Future testWithoutMirrorRenaming({bool minify}) async {
-  CompilerImpl compiler =
-      await run(useMirrorHelperLibrary: false, minify: minify);
-  DartBackend backend = compiler.backend;
-  Map<Node, String> renames = backend.placeholderRenamer.renames;
-  Iterable<LibraryElement> imports =
-      backend.placeholderRenamer.platformImports.keys;
-  FunctionExpression node = backend.memberNodes.values.first.first;
-  Block block = node.body;
-  ExpressionStatement getNameFunctionNode = block.statements.nodes.head;
-  Send send = getNameFunctionNode.expression;
-
-  Expect.isFalse(renames.containsKey(send.selector));
-  Expect.equals(1, imports.length);
-}
-
-const MEMORY_SOURCE_FILES = const <String, String> {
-  'main.dart': """
-import 'dart:mirrors';
-
-class Foo {
-  noSuchMethod(Invocation invocation) {
-    MirrorSystem.getName(invocation.memberName);
-  }
-}
-
-void main() {
-  new Foo().fisk();
-}
-"""};