Add a type kind to TypedSelector. A typed selector can either be

sdk/lib/_internal/compiler/implementation/js_backend/backend.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.
 
 part of js_backend;
 
 typedef void Recompile(Element element);
 
 class ReturnInfo {
   HType returnType;
@@ skipping 846 matching lines @@
     } else {
       specializedGetInterceptors[name] = classes;
     }
   }
 
   void initializeNoSuchMethod() {
     // In case the emitter generates noSuchMethod calls, we need to
     // make sure all [noSuchMethod] methods know they might take a
     // [JsInvocationMirror] as parameter.
     HTypeList types = new HTypeList(1);
-    types[0] = new HType.fromBoundedType(
-        compiler.jsInvocationMirrorClass.computeType(compiler),
-        compiler,
-        false);
+    types[0] = new HBoundedType.exact(
+        compiler.jsInvocationMirrorClass.computeType(compiler));
     argumentTypes.registerDynamicInvocation(types, new Selector.noSuchMethod());
   }
 
   void registerInstantiatedClass(ClassElement cls, Enqueuer enqueuer) {
     if (!seenAnyClass) {
       initializeInterceptorElements();
       initializeNoSuchMethod();
       seenAnyClass = true;
     }
     ClassElement result = null;
@@ skipping 372 matching lines @@
    *
    * Invariant: [element] must be a declaration element.
    */
   void eagerRecompile(Element element) {
     assert(invariant(element, element.isDeclaration));
     generatedCode.remove(element);
     generatedBailoutCode.remove(element);
     compiler.enqueuer.codegen.addToWorkList(element);
   }
 }