Handle fields with initializers in kernel_impact

pkg/compiler/lib/src/resolution/members.dart

 // Copyright (c) 2012, 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 dart2js.resolution.members;
 
 import '../common.dart';
 import '../common/names.dart' show Selectors;
 import '../common/resolution.dart' show Resolution;
 import '../compile_time_constants.dart';
@@ skipping 3647 matching lines @@
         .subst(type.typeArguments, targetClass.typeVariables);
     FunctionType constructorType = constructor.computeType(resolution);
     bool isSubtype =
         resolution.types.isSubtype(targetConstructorType, constructorType);
     if (!isSubtype) {
       reporter.reportWarningMessage(node, MessageKind.NOT_ASSIGNABLE,
           {'fromType': targetConstructorType, 'toType': constructorType});
       // TODO(johnniwinther): Handle this (potentially) erroneous case.
       isValidAsConstant = false;
     }
+    if (type.typeArguments.any((DartType type) => !type.isDynamic)) {
+      registry.registerFeature(Feature.TYPE_VARIABLE_BOUNDS_CHECK);
+    }
 
     redirectionTarget.computeType(resolution);
     FunctionSignature targetSignature = redirectionTarget.functionSignature;
     constructor.computeType(resolution);
     FunctionSignature constructorSignature = constructor.functionSignature;
     if (!targetSignature.isCompatibleWith(constructorSignature)) {
       assert(!isSubtype);
       registry.registerFeature(Feature.THROW_NO_SUCH_METHOD);
       isValidAsConstant = false;
     }
@@ skipping 202 matching lines @@
     }
 
     if (!isInvalid) {
       // [constructor] might be the implementation element
       // and only declaration elements may be registered.
       registry.registerStaticUse(new StaticUse.constructorInvoke(
           constructor.declaration, callStructure));
       // TODO(johniwinther): Avoid registration of `type` in face of redirecting
       // factory constructors.
       registry.registerTypeUse(new TypeUse.instantiation(type));
+      InterfaceType interfaceType = type;
+      if (interfaceType.typeArguments.any((DartType type) => !type.isDynamic)) {
+        registry.registerFeature(Feature.TYPE_VARIABLE_BOUNDS_CHECK);
+      }
     }
 
     ResolutionResult resolutionResult = const NoneResult();
     if (node.isConst) {
       bool isValidAsConstant = !isInvalid && constructor.isConst;
 
       CommonElements commonElements = resolution.commonElements;
       if (commonElements.isSymbolConstructor(constructor)) {
         Node argumentNode = node.send.arguments.head;
         ConstantExpression constant = resolver.constantCompiler
@@ skipping 824 matching lines @@
     }
     return const NoneResult();
   }
 }
 
 /// Looks up [name] in [scope] and unwraps the result.
 Element lookupInScope(
     DiagnosticReporter reporter, Node node, Scope scope, String name) {
   return Elements.unwrap(scope.lookup(name), reporter, node);
 }