Move dart2js from sdk/lib/_internal/compiler to pkg/compiler

pkg/analyzer2dart/lib/src/converted_world.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 analyzer2dart.convertedWorld;
 
 import 'dart:collection';
 
 import 'package:analyzer/analyzer.dart';
-import 'package:compiler/implementation/elements/elements.dart' as dart2js;
+import 'package:compiler/src/elements/elements.dart' as dart2js;
 import 'package:analyzer/src/generated/element.dart' as analyzer;
-import 'package:compiler/implementation/cps_ir/cps_ir_nodes.dart' as ir;
+import 'package:compiler/src/cps_ir/cps_ir_nodes.dart' as ir;
 
 import 'closed_world.dart';
 import 'element_converter.dart';
 import 'cps_generator.dart';
 
 /// A [ClosedWorld] converted to the dart2js element model.
 abstract class ConvertedWorld {
   Iterable<dart2js.LibraryElement> get libraries;
   Iterable<dart2js.AstElement> get resolvedElements;
   Iterable<dart2js.ClassElement> get instantiatedClasses;
@@ skipping 43 matching lines @@
     }
   }
 
   closedWorld.executableElements.forEach(convert);
   closedWorld.variables.forEach(convert);
   closedWorld.fields.forEach(convert);
 
   return convertedWorld;
 }