Fix test for parsing 'await'.

pkg/analyzer/test/generated/parser_test.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 analyzer.test.generated.parser_test;
 
 import 'package:analyzer/dart/ast/ast.dart';
 import 'package:analyzer/dart/ast/standard_ast_factory.dart';
 import 'package:analyzer/dart/ast/token.dart';
 import 'package:analyzer/dart/ast/visitor.dart';
@@ skipping 4249 matching lines @@
   void test_parseAssignableSelector_question_dot() {
     Expression expression = parseAssignableSelector('?.x', true);
     expect(expression, isNotNull);
     assertNoErrors();
     var propertyAccess = expression as PropertyAccess;
     expect(propertyAccess.operator.type, TokenType.QUESTION_PERIOD);
     expect(propertyAccess.propertyName, isNotNull);
   }
 
   void test_parseAwaitExpression() {
-    AwaitExpression expression = parseAwaitExpression('await x;');
+    AwaitExpression expression = parseAwaitExpression('await x');
     expect(expression, isNotNull);
     assertNoErrors();
     expect(expression.awaitKeyword, isNotNull);
     expect(expression.expression, isNotNull);
   }
 
   void test_parseBitwiseAndExpression_normal() {
     Expression expression = parseBitwiseAndExpression('x & y');
     expect(expression, isNotNull);
     assertNoErrors();
@@ skipping 10295 matching lines @@
     expect(typeAlias.name, isNotNull);
     expect(typeAlias.typeParameters, isNull);
     expect(typeAlias.semicolon, isNotNull);
     GenericFunctionType functionType = typeAlias.functionType;
     expect(functionType, isNotNull);
     expect(functionType.parameters, isNotNull);
     expect(functionType.returnType, isNotNull);
     expect(functionType.typeParameters, isNull);
   }
 }