Get rid of a lot of () for getters.

lib/compiler/implementation/js_backend/emitter.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.
 
 /**
  * A function element that represents a closure call. The signature is copied
  * from the given element.
  */
 class ClosureInvocationElement extends FunctionElement {
   ClosureInvocationElement(SourceString name,
@@ skipping 51 matching lines @@
   String get finishClassesName
       => '${namer.ISOLATE}.\$finishClasses';
   String get finishIsolateConstructorName
       => '${namer.ISOLATE}.\$finishIsolateConstructor';
   String get pendingClassesName
       => '${namer.ISOLATE}.\$pendingClasses';
   String get isolatePropertiesName
       => '${namer.ISOLATE}.${namer.ISOLATE_PROPERTIES}';
   String get supportsProtoName
       => 'supportsProto';
-  String get lazyInitializerName()
+  String get lazyInitializerName
       => '${namer.ISOLATE}.\$lazy';
 
   final String GETTER_SUFFIX = "?";
   final String SETTER_SUFFIX = "!";
   final String GETTER_SETTER_SUFFIX = "=";
 
   String get generateGetterSetterFunction {
     return """
   function(field, prototype) {
     var len = field.length;
@@ skipping 170 matching lines @@
   }
   str += "}\\n";
   var newIsolate = new Function(str);
   newIsolate.prototype = isolatePrototype;
   isolatePrototype.constructor = newIsolate;
   newIsolate.${namer.ISOLATE_PROPERTIES} = isolateProperties;
   return newIsolate;
 }""";
   }
 
-  String get lazyInitializerFunction() {
+  String get lazyInitializerFunction {
     String isolate = namer.CURRENT_ISOLATE;
     JavaScriptBackend backend = compiler.backend;
     String cyclicThrow = namer.isolateAccess(backend.cyclicThrowHelper);
     return """
 function(prototype, staticName, fieldName, getterName, lazyValue) {
   var sentinelUndefined = {};
   var sentinelInProgress = {};
   prototype[fieldName] = sentinelUndefined;
   var getter = new Function("{ return $isolate." + fieldName + ";}");
   prototype[getterName] = function() {
@@ skipping 1023 matching lines @@
         sourceName = token.slowToString();
       }
       sourceMapBuilder.addMapping(
           sourceFile, token.charOffset, sourceName, offset);
     });
     return sourceMapBuilder.build(compiledFile);
   }
 }
 
 typedef void DefineMemberFunction(String invocationName, CodeBuffer definition);