show only type names in is expression RHS

pkg/analysis_server/test/services/completion/imported_computer_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 test.services.completion.toplevel;
 
 import 'package:analysis_server/src/protocol.dart';
 import 'package:analysis_server/src/services/completion/imported_computer.dart';
 import 'package:unittest/unittest.dart';
 
@@ skipping 171 matching lines @@
   test_ImportDirective_dart() {
     // SimpleStringLiteral  ImportDirective
     addTestSource('''
       import "dart^";
       main() {}''');
     return computeFull().then((_) {
       assertNotSuggested('Object');
     });
   }
 
-  test_IsExpression_local() {
-    // SimpleIdentifier  TypeName  IsExpression  IfStatement
-    addTestSource('''
-      class X {X.c(); X._d(); z() {}}
-      main() {var x; if (x is ^) { }}''');
-    return computeFull().then((_) {
-      assertNoSuggestions();
-    });
-  }
-
   test_PrefixedIdentifier() {
     // SimpleIdentifier  PrefixedIdentifier  ExpressionStatement
     addSource('/testA.dart', '''
       class A() {int x;}
       _B() {}''');
     addTestSource('''
       import "/testA.dart";
       class X {foo(){A a; a.^}}''');
     return computeFull().then((_) {
       // InvocationComputer provides suggestions for prefixed expressions
@@ skipping 90 matching lines @@
     return computeFull().then((_) {
       assertSuggestClass('A');
       assertNotSuggested('x');
       assertNotSuggested('B');
       // Should not suggest compilation unit elements
       // which are returned by the LocalComputer
       assertNotSuggested('C');
     });
   }
 
-  xtest_IsExpression_imported() {
-    // SimpleIdentifier  TypeName  IsExpression  IfStatement
-    addSource('/testB.dart', '''
-      lib B;
-      class X {X.c(); X._d(); z() {}}''');
-    addTestSource('''
-      import "/testB.dart";
-      main() {var x; if (x is ^) { }}''');
-    return computeFull().then((_) {
-      assertSuggestConstructor('c');
-      assertNotSuggested('main');
-      assertNotSuggested('X');
-      assertNotSuggested('B');
-      assertNotSuggested('x');
-    });
-  }
-
   xtest_VariableDeclarationStatement_RHS() {
     // SimpleIdentifier  VariableDeclaration  VariableDeclarationList
     // VariableDeclarationStatement
     addSource('/testA.dart', 'class A {int x;} class _B { }');
     addTestSource('''
       import "/testA.dart";
       class C {foo(){var e = ^}}''');
     return computeFull().then((_) {
       assertSuggestClass('A');
       assertNotSuggested('x');
       assertNotSuggested('_B');
       // Should not suggest compilation unit elements
       // which are returned by the LocalComputer
       assertNotSuggested('C');
     });
   }
 }