Remove ResolutionEnqueuer.isLive

sdk/lib/_internal/compiler/implementation/dart_backend/backend.dart

 // Copyright (c) 2012, 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.
 
 part of dart_backend;
 
 // TODO(ahe): This class is simply wrong.  This backend should use
 // elements when it can, not AST nodes.  Perhaps a [Map<Element,
 // TreeElements>] is what is needed.
 class ElementAst {
@@ skipping 203 matching lines @@
           new ReferencedElementCollector(compiler,
                                          element,
                                          elementAst,
                                          newTypedefElementCallback,
                                          newClassElementCallback);
       collector.collect();
     }
 
     String assembledCode = outputter.assembleProgram(
         libraries: compiler.libraryLoader.libraries,
-        instantiatedClasses: compiler.resolverWorld.instantiatedClasses,
+        instantiatedClasses: compiler.resolverWorld.directlyInstantiatedClasses,
         resolvedElements: compiler.enqueuer.resolution.resolvedElements,
         usedTypeLiterals: usedTypeLiterals,
         postProcessElementAst: postProcessElementAst,
         computeElementAst: computeElementAst,
         shouldOutput: shouldOutput,
         isSafeToRemoveTypeDeclarations: isSafeToRemoveTypeDeclarations,
         sortElements: sortElements,
         mirrorRenamer: mirrorRenamer,
         mainFunction: compiler.mainFunction,
         outputUri: compiler.outputUri);
@@ skipping 206 matching lines @@
   }
 
   ConstantExpression compileMetadata(MetadataAnnotation metadata,
                            Node node,
                            TreeElements elements) {
     return measure(() {
       return constantCompiler.compileMetadata(metadata, node, elements);
     });
   }
 }