Remove Compiler/JavaScriptBackend from metadata_collector

pkg/compiler/lib/src/js_emitter/class_stub_generator.dart

 // 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.
 
 library dart2js.js_emitter.class_stub_generator;
 
 import '../common/names.dart' show Identifiers;
 import '../compiler.dart' show Compiler;
 import '../elements/entities.dart';
 import '../js/js.dart' as jsAst;
@@ skipping 240 matching lines @@
     // Default values for mocked-up test libraries.
     tearOffAccessExpression =
         js(r'''function() { throw "Helper 'closureFromTearOff' missing." }''');
     tearOffGlobalObjectString = js.string('MissingHelperFunction');
     tearOffGlobalObject = js(
         r'''(function() { throw "Helper 'closureFromTearOff' missing." })()''');
   }
 
   jsAst.Statement tearOffGetter;
   if (!compiler.options.useContentSecurityPolicy) {
-    jsAst.Expression tearOffAccessText =
-        new jsAst.UnparsedNode(tearOffAccessExpression, compiler, false);
+    jsAst.Expression tearOffAccessText = new jsAst.UnparsedNode(
+        tearOffAccessExpression, compiler.options, false);
     tearOffGetter = js.statement(
         '''
 function tearOffGetter(funcs, reflectionInfo, name, isIntercepted) {
   return isIntercepted
       ? new Function("funcs", "reflectionInfo", "name",
                      #tearOffGlobalObjectString, "c",
           "return function tearOff_" + name + (functionCounter++) + "(x) {" +
             "if (c === null) c = " + #tearOffAccessText + "(" +
                 "this, funcs, reflectionInfo, false, [x], name);" +
                 "return new c(this, funcs[0], x, name);" +
@@ skipping 40 matching lines @@
               if (cache === void 0) cache = #tearOff(
                   this, funcs, reflectionInfo, true, [], name).prototype;
               return cache;
             }
           : tearOffGetter(funcs, reflectionInfo, name, isIntercepted);
     }''',
       {'tearOff': tearOffAccessExpression});
 
   return <jsAst.Statement>[tearOffGetter, tearOff];
 }