Remove js.ArrayElement.

pkg/compiler/lib/src/js_emitter/old_emitter/interceptor_emitter.dart

 // 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.
 
 part of dart2js.js_emitter;
 
 class InterceptorEmitter extends CodeEmitterHelper {
   final Set<String> interceptorInvocationNames = new Set<String>();
 
   void recordMangledNameOfMemberMethod(FunctionElement member, String name) {
@@ skipping 60 matching lines @@
     // compile time, it can be generated automatically at runtime given
     // subclasses of Interceptor (which can easily be identified).
     if (!compiler.enabledInvokeOn) return;
 
     // TODO(ahe): We should roll this into
     // [emitStaticNonFinalFieldInitializations].
     String name = backend.namer.getNameOfGlobalField(backend.interceptedNames);
 
     int index = 0;
     var invocationNames = interceptorInvocationNames.toList()..sort();
-    List<jsAst.ArrayElement> elements = invocationNames.map(
-      (String invocationName) {
-        jsAst.Literal str = js.string(invocationName);
-        return new jsAst.ArrayElement(index++, str);
-      }).toList();
+    List<jsAst.Expression> elements = invocationNames.map(js.string).toList();
     jsAst.ArrayInitializer array =
-        new jsAst.ArrayInitializer(invocationNames.length, elements);
+        new jsAst.ArrayInitializer(elements);
 
     jsAst.Expression assignment =
         js('${emitter.isolateProperties}.# = #', [name, array]);
 
     buffer.write(jsAst.prettyPrint(assignment, compiler));
     buffer.write(N);
   }
 
   /**
    * Emit initializer for [mapTypeToInterceptor] data structure used by
@@ skipping 42 matching lines @@
                     js.string(member.name),
                     backend.namer.elementAccess(member)));
           }
 
           var map = new jsAst.ObjectInitializer(properties);
           elements.add(map);
         }
       }
     }
 
-    jsAst.ArrayInitializer array = new jsAst.ArrayInitializer.from(elements);
+    jsAst.ArrayInitializer array = new jsAst.ArrayInitializer(elements);
     String name =
         backend.namer.getNameOfGlobalField(backend.mapTypeToInterceptor);
     jsAst.Expression assignment =
         js('${emitter.isolateProperties}.# = #', [name, array]);
 
     buffer.write(jsAst.prettyPrint(assignment, compiler));
     buffer.write(N);
   }
 }