Elements. Deprecate V1 in dart/element/type_system.dart

Change-Id: I3059685ed6c92b12a8926d6f1a6b278970e8b457
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/413001
Reviewed-by: Brian Wilkerson <brianwilkerson@google.com>
Reviewed-by: Paul Berry <paulberry@google.com>
Commit-Queue: Konstantin Shcheglov <scheglov@google.com>

pkg/analyzer/lib/dart/element/type_system.dart

diff --git a/pkg/analyzer/lib/dart/element/type_system.dart b/pkg/analyzer/lib/dart/element/type_system.dart
index 52686b5..f911657 100644
--- a/pkg/analyzer/lib/dart/element/type_system.dart
+++ b/pkg/analyzer/lib/dart/element/type_system.dart
@@ -2,8 +2,6 @@
 // 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.
 
-// ignore_for_file: analyzer_use_new_elements, as_much_as_we_can
-
 import 'package:analyzer/dart/element/element.dart';
 import 'package:analyzer/dart/element/element2.dart';
 import 'package:analyzer/dart/element/nullability_suffix.dart';
@@ -45,6 +43,7 @@
   DartType greatestLowerBound(DartType T1, DartType T2);
 
   /// Instantiate the given [element] with default type arguments.
+  @Deprecated('Use instantiateInterfaceToBounds2() instead')
   InterfaceType instantiateInterfaceToBounds({
     required InterfaceElement element,
     required NullabilitySuffix nullabilitySuffix,
@@ -58,6 +57,7 @@
   });
 
   /// Instantiate the given [element] with default type arguments.
+  @Deprecated('Use instantiateTypeAliasToBounds2() instead')
   DartType instantiateTypeAliasToBounds({
     required TypeAliasElement element,
     required NullabilitySuffix nullabilitySuffix,

pkg/analyzer/lib/src/dart/element/type_system.dart

diff --git a/pkg/analyzer/lib/src/dart/element/type_system.dart b/pkg/analyzer/lib/src/dart/element/type_system.dart
index 50f6261..8c9a66c 100644
--- a/pkg/analyzer/lib/src/dart/element/type_system.dart
+++ b/pkg/analyzer/lib/src/dart/element/type_system.dart
@@ -669,6 +669,7 @@
     return inferrer.chooseFinalTypes();
   }
 
+  @Deprecated('Use instantiateInterfaceToBounds2() instead')
   @override
   InterfaceTypeImpl instantiateInterfaceToBounds({
     required covariant InterfaceElementImpl element,
@@ -711,6 +712,7 @@
     }
   }
 
+  @Deprecated('Use instantiateTypeAliasToBounds2() instead')
   @override
   TypeImpl instantiateTypeAliasToBounds({
     required covariant TypeAliasElementImpl element,