Remove Compiler.commonElements

pkg/compiler/lib/src/js_emitter/full_emitter/emitter.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.full_emitter;
 
 import 'dart:collection' show HashMap;
 import 'dart:convert';
 
 import 'package:js_runtime/shared/embedded_names.dart' as embeddedNames;
@@ skipping 105 matching lines @@
 
   /// True if [ContainerBuilder.addMemberMethodFromInfo] used "structured info",
   /// that is, some function was needed for reflection, had stubs, or had a
   /// super alias.
   bool needsStructuredMemberInfo = false;
 
   final Namer namer;
   ConstantEmitter constantEmitter;
   NativeEmitter get nativeEmitter => task.nativeEmitter;
   TypeTestRegistry get typeTestRegistry => task.typeTestRegistry;
-  CommonElements get commonElements => compiler.commonElements;
+  CommonElements get commonElements => _closedWorld.commonElements;
   ElementEnvironment get _elementEnvironment => compiler.elementEnvironment;
 
   // The full code that is written to each hunk part-file.
   Map<OutputUnit, CodeOutput> outputBuffers = new Map<OutputUnit, CodeOutput>();
 
   String classesCollector;
   final Map<jsAst.Name, String> mangledFieldNames =
       new HashMap<jsAst.Name, String>();
   final Map<jsAst.Name, String> mangledGlobalFieldNames =
       new HashMap<jsAst.Name, String>();
@@ skipping 665 matching lines @@
         generateEmbeddedGlobalAccess(embeddedNames.ALL_CLASSES);
     jsAst.Expression getTypeFromNameAccess =
         generateEmbeddedGlobalAccess(embeddedNames.GET_TYPE_FROM_NAME);
     jsAst.Expression interceptorsByTagAccess =
         generateEmbeddedGlobalAccess(embeddedNames.INTERCEPTORS_BY_TAG);
     jsAst.Expression leafTagsAccess =
         generateEmbeddedGlobalAccess(embeddedNames.LEAF_TAGS);
     jsAst.Expression finishedClassesAccess =
         generateEmbeddedGlobalAccess(embeddedNames.FINISHED_CLASSES);
     jsAst.Expression cyclicThrow =
-        staticFunctionAccess(compiler.commonElements.cyclicThrowHelper);
+        staticFunctionAccess(commonElements.cyclicThrowHelper);
     jsAst.Expression laziesAccess =
         generateEmbeddedGlobalAccess(embeddedNames.LAZIES);
 
     return js.statement(
         '''
       function init() {
         $isolatePropertiesName = Object.create(null);
         #allClasses = map();
         #getTypeFromName = function(name) {return #allClasses[name];};
         #interceptorsByTag = map();
@@ skipping 1075 matching lines @@
         output.close();
       }
 
       hunkHashes[outputUnit] = hash;
     }
     return hunkHashes;
   }
 
   jsAst.Comment buildGeneratedBy() {
     List<String> options = [];
-    if (compiler.commonElements.mirrorsLibrary != null &&
+    if (commonElements.mirrorsLibrary != null &&
         !compiler.options.loadFromDill) {
       // TODO(johnniwinther): Add `isMirrorsUsed` to [BackendData] instead
       // of checking `mirrorsLibrary`.
       options.add('mirrors');
     }
     if (compiler.options.useContentSecurityPolicy) options.add("CSP");
     return new jsAst.Comment(generatedBy(compiler, flavor: options.join(", ")));
   }
 
   void outputDeferredMap() {
     Map<String, dynamic> mapping = new Map<String, dynamic>();
     // Json does not support comments, so we embed the explanation in the
     // data.
     mapping["_comment"] = "This mapping shows which compiled `.js` files are "
         "needed for a given deferred library import.";
     mapping.addAll(compiler.deferredLoadTask.computeDeferredMap());
     compiler.outputProvider(
         compiler.options.deferredMapUri.path, '', OutputType.info)
       ..add(const JsonEncoder.withIndent("  ").convert(mapping))
       ..close();
   }
 }