More kernel-ification of type variables passed around constructors.

pkg/compiler/lib/src/ssa/kernel_ast_adapter.dart

 // Copyright (c) 2016, 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.
 
 import 'package:js_runtime/shared/embedded_names.dart';
 import 'package:kernel/ast.dart' as ir;
 
 import '../common.dart';
 import '../common/names.dart';
 import '../compiler.dart';
@@ skipping 45 matching lines @@
     }
     for (ClassElement classElement in kernel.classes.keys) {
       _nodeToElement[kernel.classes[classElement]] = classElement;
     }
     for (LibraryElement libraryElement in kernel.libraries.keys) {
       _nodeToElement[kernel.libraries[libraryElement]] = libraryElement;
     }
     for (LocalFunctionElement localFunction in kernel.localFunctions.keys) {
       _nodeToElement[kernel.localFunctions[localFunction]] = localFunction;
     }
+    for (TypeVariableElement typeVariable in kernel.typeParameters.keys) {
+      _nodeToElement[kernel.typeParameters[typeVariable]] = typeVariable;
+    }
     _typeConverter = new DartTypeConverter(this);
   }
 
   Compiler get _compiler => _backend.compiler;
   TreeElements get elements => _resolvedAst.elements;
   DiagnosticReporter get reporter => _compiler.reporter;
   Element get _target => _resolvedAst.element;
 
   GlobalTypeInferenceResults get _globalInferenceResults =>
       _compiler.globalInference.results;
@@ skipping 862 matching lines @@
 
   @override
   String get name => null;
 
   @override
   int get nestingLevel => 1;
 
   @override
   ast.Node get statement => null;
 }