Don't summarize labels, remove resynthesis code for labels.

pkg/analyzer/test/src/summary/summary_common.dart

 // Copyright (c) 2015, 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.src.summary.summary_common;
 
 import 'package:analyzer/analyzer.dart';
 import 'package:analyzer/dart/ast/ast.dart';
 import 'package:analyzer/error/listener.dart';
 import 'package:analyzer/src/dart/scanner/reader.dart';
@@ skipping 5322 matching lines @@
   {
     f2() {}
   }
 }
 ''';
     UnlinkedExecutable executable = serializeExecutableText(code);
     List<UnlinkedExecutable> functions = executable.localFunctions;
     expect(functions, isEmpty);
   }
 
-  test_executable_localLabels_inMethod() {
-    String code = r'''
-class C {
-  m() {
-    aaa: while (true) {}
-    bbb: while (true) {}
-  }
-}
-''';
-    UnlinkedExecutable executable =
-        findExecutable('m', executables: serializeClassText(code).executables);
-    List<UnlinkedLabel> labels = executable.localLabels;
-    expect(labels, isEmpty);
-  }
-
-  test_executable_localLabels_inTopLevelFunction() {
-    String code = r'''
-f() {
-  aaa: while (true) {}
-  bbb: switch (42) {
-    ccc: case 0:
-      break;
-    ddd: default:
-      break;
-  }
-}
-''';
-    UnlinkedExecutable executable = serializeExecutableText(code);
-    List<UnlinkedLabel> labels = executable.localLabels;
-    expect(labels, isEmpty);
-  }
-
-  test_executable_localLabels_inTopLevelGetter() {
-    String code = r'''
-get g {
-  aaa: while (true) {}
-  bbb: while (true) {}
-}
-''';
-    UnlinkedExecutable executable =
-        serializeExecutableText(code, executableName: 'g');
-    List<UnlinkedLabel> labels = executable.localLabels;
-    expect(labels, isEmpty);
-  }
-
-  test_executable_localLabels_namedExpressionLabel() {
-    String code = r'''
-f() {
-  foo(p: 42);
-}
-foo({int p}) {}
-''';
-    UnlinkedExecutable executable = serializeExecutableText(code);
-    List<UnlinkedLabel> labels = executable.localLabels;
-    expect(labels, isEmpty);
-  }
-
   test_executable_member_function() {
     UnlinkedExecutable executable = findExecutable('f',
         executables: serializeClassText('class C { f() {} }').executables);
     expect(executable.kind, UnlinkedExecutableKind.functionOrMethod);
     expect(executable.returnType, isNull);
     expect(executable.isAsynchronous, isFalse);
     expect(executable.isExternal, isFalse);
     expect(executable.isGenerator, isFalse);
     if (includeInformative) {
       expect(executable.visibleOffset, 0);
@@ skipping 4946 matching lines @@
  */
 class _PrefixExpectation {
   final ReferenceKind kind;
   final String name;
   final String absoluteUri;
   final int numTypeParameters;
 
   _PrefixExpectation(this.kind, this.name,
       {this.absoluteUri, this.numTypeParameters: 0});
 }